This is a definitive list of all players that have appeared for their countries while under contract at Crystal Palace Football Club (not including caps won on loan at other clubs).
List correct as of September 9th, 2020.
Algeria
Adlene Guedioura (4 caps, 0 goals)
Australia
Nick Carle (5 caps, 0 goals)
Craig Foster (9 caps, 7 goals)
Mile Jedinak (38 caps, 10 goals)
Kevin Muscat (5 caps, 1 goal)
Tony Popovic (18 caps, 1 goal)
Carl Veart (2 caps, 0 goals)
Barbados
Paul Ifill (2 caps, 0 goals)
Belgium
Christian Benteke (10 caps, 9 goals)
Michy Batshuayi (3 caps, 1 goal)
Canada
Niall Thompson (1 cap, 0 goals)
China
Fan Zhiyi (23 caps, 5 goals)
Chinese Taipei
Will Donkin (13 caps, 0 goals)
Democratic Republic of Congo
Yannick Bolasie (27 caps, 7 goals)
Ecuador
Ivan Kaviedes (3 caps, 1 goal)
England
Jack Alderson (1 cap, 0 goals)
Johnny Byrne (1 cap, 0 goals)
Horace Colclough (1 cap, 0 goals)
Andy Gray (1 cap, 0 goals)
Andrew Johnson (1 cap, 0 goals)
Ruben Loftus-Cheek (2 caps, 0 goals)
Nigel Martyn (3 caps, 0 goals)
John Salako (5 caps, 0 goals)
Kenny Sansom (9 caps, 0 goals)
Peter Taylor (4 caps, 2 goals)
Geoff Thomas (9 caps, 0 goals)
Andros Townsend (2 caps, 0 goals)
Ian Wright (4 caps, 0 goals)
Wilfried Zaha (1 cap, 0 goals)
Finland
Joonas Kolkka (9 caps, 0 goals)
Shefki Kuqi (11 caps, 2 goals)
Aki Riihilahti (36 caps, 7 goals)
France
Yohan Cabaye (9 caps, 1 goal)
Steve Mandanda (2 caps, 0 goals)
Ghana
Kwesi Appiah (4 caps, 1 goal)
Jeffrey Schlupp (2 caps, 0 goals)
Jordan Ayew (4 caps, 2 goal)
Greece
Vassilis Lakis (2 caps, 0 goals)
Hungary
Gabor Kiraly (22 caps, 0 goals)
Sandor Torghelle (13 caps, 3 goals)
Iceland
Hermann Hreidarsson (10 caps, 0 goals)
Israel
David Amsalem (1 cap, 0 goals)
Italy
Attilio Lombardo (1 cap, 0 goals)
Ivory Coast
Wilfried Zaha (15 caps, 5 goals)
Jamaica
Ricardo Fuller (3 caps, 0 goals)
Adrian Mariappa (29 caps, 0 goals)
Latvia
Alexandrs Kolinko (20 caps, 0 goals)
Andrejs Rubins (15 caps, 3 goals)
Mali
Bakary Sako (7 caps, 3 goals)
Mauritius
Gavin Heeroo (1 cap)
Morocco
Marouane Chamakh (2 caps, 1 goal)
Netherlands
Timothy Fosu-Mensah (2 caps, 0 goals)
Patrick van Aanholt (4 caps, 0 goals)
Northern Ireland
Iain Dowie (6 caps, 4 goals)
Michael Hughes (6 caps, 0 goals)
Robert McCracken (4 caps, 0 goals)
Darren Patterson (8 caps, 0 goals)
Norway
Steffen Iverson (1 cap, 0 goals)
Jonathan Parr (7 caps, 0 goals)
Alexander Sørloth (2 caps, 1 goal)
Republic of Ireland
Damien Delaney (4 caps, 0 goals)
Kevin Doyle (2 caps, 1 goal)
Ray Houghton (6 caps, 1 goal)
James McCarthy (1 cap, 0 goals)
Eddie McGoldrick (8 caps, 0 goals)
Clinton Morrison (12 caps, 2 goals)
Paddy Mulligan (14 caps, 0 goals)
Jerry Murphy (3 caps, 0 goals)
Scotland
Barry Bannan (7 caps, 0 goals)
Dougie Freedman (2 caps, 1 goal)
David Hopkin (2 caps, 0 goals)
James McArthur (17 caps, 3 goals)
Senegal
Cheikhou Kouyate (16 caps, 0 goals)
Pape Souare (10 caps, 1 goal)
Serbia/Yugoslavia
Sasa Curcic (1 cap, 0 goals)
Luka Milivojevic (16 caps, 1 goal)
South Africa
Kagisho Dikgacoi (13 caps, 0 goals)
South Korea
Chung-yong Lee (14 caps, 2 goals)
Togo
Emmanuel Adebayor (3 caps, 0 goals)
United States of America
Gregg Behalter (11 caps, 0 goals)
Jovan Kirovski (5 caps, 0 goals)
Wales
Darcy Blake (4 caps, 0 goals)
Paul Bodin (7 caps, 2 goals)
Terry Boyle (2 caps, 1 goal)
Chris Coleman (11 caps, 3 goals)
Bill Davies (2 caps, 0 goals)
Andy Dorman (2 caps, 0 goals)
Jermaine Easter (2 caps, 0 goals)
Ian Evans (13 caps, 1 goal)
Carl Fletcher (21 caps, 1 goal)
Danny Gabbidon (3 caps, 0 goals)
David Giles (3 caps, 0 goals)
Wayne Hennessey (51 caps, 0 goals)
Jeff Hopkins (2 caps, 0 goals)
Tom Jones (5 caps, 0 goals)
Joe Ledley (23 caps, 1 goal)
Steve Lovell (1 cap, 0 goals)
Tony Millington (2 caps, 0 goals)
Peter Nicholas (17 caps, 1 goal)
Lewis Price (4 caps, 0 goals)
Jazz Richards (1 cap, 0 goals)
Vic Rouse (1 cap, 0 goals)
Kit Symons (1 cap, 0 goals)
Gareth Taylor (2 caps, 0 goals)
Ian Walsh (14 caps, 7 goals)
James Williams (2 caps, 0 goals)
Jonathan Williams (10 caps, 0 goals)
Eric Young (19 caps, 0 goals)
