As you want to get the United Nations Children's Fund Goodwill Ambassadors list so here is the information of the same for you:

International Ambassadors:
Katy Perry
Serena Williams
Liam Neeson
Novak Djokovic

Regional:
Central and Eastern Europe and the Commonwealth of Independent States
Anatoly Karpov, Russia, Chess player, June 1988

East Asia and Pacific
Aaron Kwok, Singer and Actor, October 2011 (appointed as UNICEF HK Ambassador in August 2009)
Merewalesi Nailatikau, Former Miss South Pacific/Advocate for Young People, February 2011
Miriam Yeung, Hong Kong, Singer, October 2009 (appointed as UNICEF HK Ambassador in November 2004)

Eastern and Southern Africa
Oliver Mtukudzi, Zimbabwe, Musician, June 2011
Yvonne Chaka Chaka, South Africa, Singer and Businesswoman, 5 April 2005
Zola, South Africa, Singer and Actor, 17 November 2006
Narcisse Randrianarivony (Namesix), Rap singer, May 2007

Francophone Countries
Patrick Poivre d'Arvor, TV Journalist and Writer, January 2007

Latin America
Diego Torres, Argentina, Singer, November 2006

Middle East and North Africa
Kadim Al-Sahir, Iraq, Singer, 20 November 2015
Nancy Ajram, Lebanon, Singer, 22 October 2009
Mahmoud Kabil, Egypt, Actor, 1 January 2004

South Asia
Sachin Tendulkar, India, Cricket legend, November 2013
Aamir Khan, India, Film actor, Director and Producer, 9 October 2014

National:
Afghanistan
Raees Ahmadzi, Former Cricketer, September 2011

Algeria
Salima Souakri, Former Judo Champion, October 2011
Madjid Bougherra, International Football player, January 2011

Andorra
Gerard Claret, Musician, November 2010
Albert Llovera, Rally Driver, November 2010

Argentina
Natalia Oreiro, Actress/Singer, September 2011
Manu Ginobilli, Basketball star/Olympic Medallist, August 2007
Julián Weich, TV Actor, 2000

Armenia
Alla Levonyan, Singer, 18 April 2007

Australia
Callan McAuliffe, Actor, 2013
Adam Liaw, Master Chef Australia 2010 winner/ TV presenter / Author, August 2013
Steven Solomon, Professional track athlete, 2013
Carrie Bickmore, TV personality/News anchor, 2012
Brett Emerton, Professional footballer, 2012
Morris Gleitzman, Children's author, 2011
The Wiggles, Children's Entertainers, 2008
Tara Moss, Author/Former model, 2008
Geoffrey Rush, Actor, 2006
Jimmy Barnes, Singer, 2004
Roy Slaven and HG Nelson (aka Greig Pickhaver and John Doyle), Comedy duo, 1993
Ken Done, Artist, 1988

Austria
Christiane Hoerbiger, Actress, 2003
Thomas Brezina, Author, 1996

Azerbaijan
Teymur Rajabov, Chess Champion, May 2006

Bangladesh
Arifa Zaman Moushumi, Actress, September 2013
Jewel Aich, Magician, September 2013
Shakib Al Hasan, National Cricket player, September 2013

Belarus
Maxim Mirnyi, Tennis Player, November 2011

Belgium
Tom Waes, TV Host and Actor, 2014
Tatiana Silva, Former Miss Belgium, Weather presenter, April 2014
Axelle Red, Singer, 1998
Helmut Lotti, Singer, 1997

Benin
Zeynab, Singer, 5 September 2007

Bolivia
Juan Carlos 'Chavo' Salvatierra , Motorcyclist, May 2014

Bosnia and Herzegovina
Edin Dzeko, Soccer Player, November 2009

Brazil
Mauricio de Sousa, Writer, November 2007
Felipe Massa, Formula One Racing Driver, October 2007
Lázaro Ramos, Actor, July 2009
Mônica, Cartoon Character, November 2007
Daniela Mercury, Singer, October 1995
Renato Aragão, Actor, September 1991

Bulgaria
Vladimir Ampov, Grafa, Singer and Young Talents Producer, September 2014
Ani Salich, TV Host, November 2006

Canada
Karina LeBlanc, Soccer Player, March 2013
Bayan Yammout, Elementary School Teacher, 2011
Solange Tuyishime, Miss Canada Galaxy 2011, June 2010
Mariatu Kamara, Youth Advocate/Humanitarian, 2008
John Nsabimana, Youth Advocate/Humanitarian, 2008
Jan Lisiecki, Pianist, 2008
Elizabeth Dallaire, Retired School Teacher/Humanitarian, 2007
Elena Grosheva, Olympian, Silver medalist gymnastics/Performer for Cirque de Soliel, 2006
Steve Barakatt, Pianist/Composer/ Producer/Performer, 2006
Veronica Tennant, Prima Ballerina, Author, Actress, Producer/Director, 1992

Chile
Benjamin Vicuña, Actor, January 2008
Ivan Zamorano, Soccer player, 1998

China
Chen Kun, Actor & Singer, April 2012
Maggie Cheung, Film Actress, 29 April 2010
Yang Lan, Broadcast Journalist/ Entrepreneur, 22 April 2010

Colombia
Nicole Regnier, Soccer player, March 2014
Carlos Vives, Claudia Elena Vasquez, Elena Vives Vasquez, The Family, August 2009

Croatia
Slaven Bilic, Coach, Croatian Football Team, 28 February 2009
Maja Vucic, Jazz Singer, 7 November 2006
Bojana Gregoric, Actress/Television Show Host, 26 August 2004
Zlatan Stipisic Gibonni, Songwriter/Pop Singer, 9 July 2003

Cuba
Litz Alfonso, Dancer & Choreographer, December 2011
X Alfonso, Musician, 2010
Raúl Paz, Musician, 2009
La Colmenita, the National Children’s Theater of Cuba, 2007
Ernán López-Nussa, Musician, 1995

Cyprus
Nasos Ktorides, Philanthropist, Businessman, February 2012

Czech Republic
Jitka Cvancarova, Actress, February 2015
Michal Viewegh, Writer, February 2011
Patrik Elias, NHL Ice-hockey player, August 2006

Democratic Republic of Congo
Tresor Lualua, Soccer Player, June 2009

Denmark
Kurt Flemming "Pjerrot", Entertainer
Bubber, Chief Editor/TV and Entertainer
Peter Frödin, Actor
Trine Dyrhold, Actress
Caroline Henderson, Singer
Anders W. Berthelsen, Actor
Sebastian Dorset, Stand-up Comedian
Mek Pek, Singer
Rune Klan, Stand-up Comedian
Birthe Kær, Singer

Dominican Republic
Jatnna Tavarez, TV Presenter, October 2010

Ecuador
Karla Kanora, Singer, November 2012
Antonio Valencia, Football Player, May 2012

Egypt
Khaled Abol Naga, Actor, 10 April 2007

Estonia
Children's Music Studio of Estonain Television (Children's Chorus), November 2009
Eri Klas, Conductor, 1999
Erki Nool, Athlete, 1999
Maarja-Liis Ilus, Singer, 1999

Ethiopia
Abelone Melese, Rap Star, 20 November 2014
Hannah Godefa, Student/Humanitarian, January 2013
Mrs. Aster Aweke, Singer, 12 October 2010

Fiji
Krishneer Sen, Activist/Information Communication Technology advocate, 25 November 2014

Finland
Ms. Lina Kuustonen, Actress, 2012
Mr. Axl Smith, Host at MTV/Musician, 2006
Mr. Jyrki Linnankivi (Jyrki69), Musician, 2005
Ms. Eppu Nuotio, Actress/Writer 2002
Mr. Micke Rejström, Actor/Juggler, 1996
Mr. Juha Laukkanen, Puppeteer, 1994
Mr. Iiro Rantala, Musician, 1993
Ms. Anna Hanski, Singer, 1993
Ms. Eija Vilpas, Actress, 1993
Mr. Jorma Uotinen, Dancer, 1993
Ms. Katri Helena Kalaoja, Singer, 1990
Ms. Susanna Haavisto, Actress/Singer, 1986
Ms. Eija Ahvo, Actress/Singer, 1986

France
Oxmo Puccino, Rap Singer, 18 October 2012
Jean Van de Velde, Golfer, July 2012
Lilian Thuram, Footballer, October 2010
Mimie Mathy, Comedian, May 2009
L'Orchestre Philharmoinque de Radio France, Philharmonic Orchestra, 2007
Bernard Lama, Former Soccer Champion, 2004

Gambia
Jaliba Kuyateh, Musician, December 2006

Georgia
Paata Burchuladze, Opera Singer, December 2010

Germany
Dirk Nowitzki, Basketball Player, September 2013
Nina Ruge, TV presenter, November 2012
Eva Padberg, Model, October 2012
Sabine Christiansen, Journalist/Producer/TV Presenter/Moderator, 1997
Joachim “Blacky” Fuchsberger, Actor, 1984

Ghana
Marcel Desailly, Football player, 20 August 2007

Greece
Helene Glykatzi-Ahrweiler, University Professor, 12 May 1991

Guinea Bissau
Eneida Marta, Singer, December 2013

Hong Kong, China
Ms. Guo Jing-jing, Diver, January 2014
Miss Sarah Lee Wai-sze, Olympic Cycling Medalist, March 2013
Mr. Trey Lee, International Renowned Cellist, September 2012
Mr. Wong Kam-Po, World Cycling Champion, July 2011
Mr. Eric Suen, Actor, August 2009
Mr. Huang Xiaoming, Actor/Singer, August 2009
Ms. Karen Mok, Singer/Actress, 2004
Ms. Charlie Yeung (aka Yang Caini), Education Ambassador, April 2004
Ms. Gigi Leung, Singer/Actress, 2002
Mr. Daniel Chan, Pop Singer, June 2002

Hungary
Krisztina D.Tóth, Author, Columnist, Broadcast journalist, 2014

India
Aamir Khan, Actor, November 2011
Priyanka Chopra, Actress, August 2010
Sharmila Tagore, Actress, December 2005

Indonesia
Ferry Salim, Actor, 2004

Iran
Mahtab Keramati, Cinema actress, August 2006

Iraq
Kadim Al-Sahir, Singer, May 2011

Ireland
Rory McIlroy, Golfing Star, March 2011
Dermot Earley, Gaelic Sports player, September 2010
Joe Canning, Gaelic Sports player, September 2010
Donncha O'Callaghan, Rugby player, 2009
Dustin the Turkey, Entertainer/TV Personality, 2009
Stephen Rea, Actor 2005
Cathy Kelly, Author, 2005
Pierce Brosnan, Actor, 2001

Israel
David Broza, Singer, June 2012

Italy
Angela Finocchiaro, Actress, May 2012
Alberto Angela, Paleontologist/Scientific Popularizer, September 2011
Paola Saluzzi, TV entertainer, 2006
Niky Francisco, Junior Ambassador, 2006
Maria Rosaria Omaggio, Actress, 2005
Mario Porfito, Actor, 2004
Piccolo Coro Mariele Ventre dell'Antoniano, Chorus, 2003
Deborah Compagnoni, ex-Olympic Gold Medalist Skiing, 2003
Francesco Totti, Soccer player, 2003
Lino Banfi, TV/movie actor, 2000
Roberto Bolle, Dancer, La Scala’s Etoile, 1999
Vigili del Fuoco, Italian Firemen, 1989
Simona Marchini, TV & theater, 1987

Jamaica
Shelly-Ann Fraser, Athlete, February 2010

Japan
Dr. Shigeaki Hinohara, Medical Doctor, 2007
Agnes Chan Miling, Singer, TV Personality, 1998

Kenya
Honorable Lady Justice Effie Owour, EBS, 1997

Korea
Mr. Jang Saik, Singer, March 2015
Hye Soo Kim, Actress, August 2012
Kyung Sook Shin, Writer, June 2012
Lee, Bo-young, Actress, 2008
Richard Yongjae O'Neill, Violist, 2008
Kim, Rae-won, Actor, 2007
Won Bin, Actor, 2007
Lee, Boyoung-hun, Actor, 2003
Mr. Sohn, Pum-Soo, Emcee, October 1999
Ms. Kim, Mee-Hwa, Comedienne, December 1999
Ms. Chung, Myung-Hwa, Cellist, December 1999
Mr. Hwang, Byung-Ki, Artist, December 1996
Mr. Ahn, Sung Ki, Film actor, May 1993

Kuwait
Ms. Suad Abdullah, Actress, 23 November 2002

Latvia
Maria Naumova, Singer, December 2005

Lithuania
Julian Rachlin, Violinist, January 2010

Luxembourg
Liz May, Triathlete, April 2010

Malaysia
Upin & Ipin, Animated Cartoon Characters, March 2013

Mali
Habib Koité, Musician, May 2010

Mexico
Thalia, Singer, Entrepreneur, Actress, November 2014
Yolanda Andrade, Actress, Producer, TV Presenter, November 2014
Javier Hernández, Football Player, May 2012
Julieta Venegas, Composer/Singer, September 2009
Cesar Costa, Actor/Singer/TV Presenter, August 2004

Mongolia
Mr. Asashoryu Dagvadorj, Grand Sumo Wrestler, 26 November 2003
Mrs. Tumur Ariuna, Pop Singer, 1 June 2001

Montenegro
Antonije Pusic (Rambo Amadeus), Musician, 11 October 2006

Morocco
Hanane El Fadili, Actress, 28 July 2010

Namibia
Frank Fredericks, Athlete, 27 September 2005
Agnes Samaria, Athlete, 27 September 2005

Nepal
Ani Choying Drolma, Buddhist Nun, Singer, April 2014

Netherlands
Ranomi Kromowidjojo, Olympic Swimming Champion, June 2013
Claudia de Breij, Comedian, April 2012
Renate Verbaan, TV Host, 2010
Edwin Evers, Radio DJ, 2005
Jörgen Raymann, Performer/ Comedian/Entertainer/Writer/TV Host, 2005
Trijntje Oosterhuis, Singer, 2004
Sipke Jan Bousema, TV Host, 2002
Monique van de Ven, Actress, 1996
Paul van Vliet, Entertainer, 1992

New Zealand
Amber Peebles and Jay Reeve, MTV hosts, 2008
Gareth and Jo Morgan, 2007
Hayley Westenra, Singer, 2003
Mike Roberts, Journalist
Alison Mau, Broadcaster and Newsreader
Roger Hall, Playwright

Nigeria
Nwankwo Kanu, Soccer player, June 2005

Norway
Kjetil Andre Aamodt, Alpine Skier, 2007
Sissel Kyrkjebø, Singer, November 2005
Ole Gunnar Solskjær, Soccer player, 2001

Pakistan
Faisal Kapadia & Bilal Maqsood (Strings), pop singing group, September 2005

Paraguay
Menchi Barriocanal, Journalist/TV Entertainer/Singer, July 2005

Peru
Mónica Sánchez, Actress, September 2011
Gaston Acurio, Chef, August 2009
Dina Paucar, Singer, May 2008
Gianmarco Zignago, Singer, February 2006

Philippines
Gary Valenciano, Singer, 1997

Poland
Robert Lewandowski, Football player, March 2014
Magdalena Rozczka, Actress, 2010
Artur Żmijewski, Actor , 2007
Natalia Kukulska, Singer, 2006
Malgorzata Foremniak, Actress, 2006
Majka Jezowska, Singer, 2003

Portugal
Mariza, Fado singer, 21 October 2005
Luis Figo, Soccer Player, 2003
Pedro Couceiro, Race Car driver, April 1995

Romania
Andrei Tiberiu Maria (Smiley), Singer, November 2013
Gheorghe Hagi, Former Football player/Coach for Galatasaray Istanbul, September 2008
Andreea Marin Bânicâ, TV Journalist/Producer, 11 December 2006

Russian Federation
Oxana Fedorova, Miss Universe 2002/TV presenter, 2007
Oleg Gazmanov, Singer/Composer, 2003

Serbia
Novak Djokovic, World Tennis Champion, 29 August 2011
Jelena Jankovic, Tennis player, 6 December 2007
Ana Ivanovic, Tennis player, 14 September 2007
Aleksandar Djordjevic, Basketball player, 28 January 2005
Emir Kusturica, Film director, 1 February 2002

Slovakia
Jaro Bekr, Dancer, Choreographer, 28 October 2015
Martin Pyco Rausch, TV Presenter/Music Editor, 2011
Stanislav Stepka, Actor/Director, 2001
Kamila Magalova, Actress, 1995

Slovenia
Zlatko Zahovic, Soccer player, 2002
Marko Simeunovic, Soccer player, 2002
Lado Leskovar, Pop singer, 1998

South Africa
Gavin Rajah, Couturier, 11 August 2007
Quinton Fortune, Soccer player, March 2004

Spain
Jose Manuel Calderón, NBA Basketball player, August 2014
Sergio Ramos, Football player, 10 June 2014
"Los Lunnis," Muppets, 11 March 2005
Rafael Guijosa, Former Handball player, 11 March 2005
Fernando Alonso, Formula One Race driver, 11 March 2005
Maria Bayo, Opera singer, 31 January 2004
Silvia Abascal, Actress, 10 September 2003
Pau Gasol, NBA Basketball player, 8 May 2003
Eusebio Sacristán, Former Football player, 14 December 2002
Teresa Viejo, Journalist, 15 December 2000
Ana Duato, Actress, 12 December 2000
Perico Delgado, Former Cyclist, 8 September 2000
Imanol Arias, Actor, 22 May 2000
Emilio Aragón "Miliki", Singer/Clown, 17 March 2000
Juan Manuel Serrat, Singer, March 1998

St. Lucia
Taj Weekes, Singer, November 2013

Sweden
Jenny Strömstedt, Journalist and TV host, November 2015
David Hellenius, TV Presenter, April 2011
Mark Levengood, Writer/Lecturer/TV Presenter, 2008
Eva Rőse, Actress, 2007
Kajsa Bergqvist, Athlete, October 2005
Lill Lindfors, Singer/Actress, October 1998

Switzerland
Kurt Aeschbacher, TV Show Host, 20 October 2004

Thailand
H.E. Anand Panyarachun, Former Prime Minister, January 1996

Turkey
Tuba Büyüküstün, Actress, May 2014
Kıvanç Tatlıtuğ, Actor, 2011
Türkan Şoray, Actress, 2009
İbrahim Kutluay, Retired basketball player, 2008
Yildiz Kenter, Actress, 2007
Ayşe Kulin, Novelist, 2007
Müjdat Gezen, Actor and Author 2007
Tayfun Talipoğlu, Journalist, Author & TV programmer, 2006
Gülsin Onay, Pianist, 2003

United Kingdom
Emma Bunton, Radio Host, 2014
Michael Sheen, Actor, October 2014
Sir Chris Hoy, Olympic Cyclist, October 2013
Eddie Izzard, Comedian/Actor, July 2013
Cat Deeley, TV Presenter, 2009
Matt Dawson, Sports personality, 2009
Duncan Bannatyne, Entrepreneur/ Businessman, 2009
Lord David Puttnam, Film Producer, 2009
Charley Boorman, Actor/Adventurer, 2008
Claudia Schiffer, Model/Businesswoman, 2006
Ryan Giggs, Soccer Player, 2006
James Nesbitt, Actor, 2006
Elle Macpherson, Model/Actress/ Businesswoman, UNICEF UK Ambassador for Baby Friendly Initiative, 2005
Ewan McGregor, Actor, 2004
Paul Clark, Broadcaster, Ambassador for UNICEF Northern Ireland, 2004
Trudie Styler, Film Producer/Environmentalist/Actor, 2004
Sir Alex Ferguson, Manager, Manchester United, 2002
Martin Bell, Journalist OBE, 2001
Andrew O’Hagan, Writer 2001
Jemima Khan, Humanitarian, 2001
Robbie Williams, Singer/Songwriter, 2000
Manchester United Football Club (United for UNICEF Partnership), Soccer Team, 1999

United States
Tyson Chandler, National Basketball player, November 2013
Angie Harmon, Actress, January 2013
Vern Yip, Interior Designer, November 2010
Selena Gomez, Actress, 2009
Joel Madden, Musician, 2008
Dayle Haddon, Model/Author, 2007
Lucy Liu, Actress, 2005
Alyssa Milano, Actress, 2003
Téa Leoni, Actress, 2001
Marcus Samuelsson, Chef, 2000
Sarah Jessica Parker, Actress, 1998
Laurence Fishburne, Actor, 1996

Uruguay
Natalia Oreiro, Actress/Singer, September 2011
Diego Forlan, Soccer player

Vanuatu
Vanuatu Women's Beach Volleyball Team (for UNICEF Pacific), June 2015

Venezuela
Alejandro Cañizales, Journalist, July 2011
Edgar Ramírez, Actor, November 2010
Omar Vizquel, Major League Baseball player, December 2008
FESNOJIV (National System of Young and Children Chorus and Orchestras of Venezuela), Musicians, November 2004

Vietnam
Nguyen Xuan Bac, Actor, September 2012
Vu Nguyen Ha Anh, Model, August 2010

Zimbabwe
Prudence Mabhena, Singer, October 2011

Contact Details:
United Nations Children's Fund
3 United Nations Plaza
New York,
New York 10017
United States