This is a list of lesbian, gay, bisexual or transgender-related films released in 2003. It contains theatrically released films that deal with important gay, lesbian, bisexual, or transgender characters or issues and may have same-sex romance or relationships as a plot device.
Films
| Title |
Director |
Country |
Genre |
Cast |
Notes |
|---|
|
| The Adventure of Iron Pussy | Apichatpong Weerasethakul,
Michael Shaowanasai |  Thailand | Musical, comedy, drama | | A gay male 7-Eleven clerk has an alter-ego as a transvestite secret agent. Stars Michael Shaowanasai. |
| All Over Brazil | David Andrew Ward |  United Kingdom | Short, drama | | |
| April's Shower | Trish Doolan |  United States | Comedy | | |
| Arisan! | Nia Di Nata |  Indonesia | Comedy, drama | | |
| Beautiful Boxer | Ekachai Uekrongtham | Thailand | Drama | | Biography of transsexual boxer Nong Thoom. Stars Asanee Suwa. |
| Blackmail Boy (Oxygono) | Thanasis Papathanasiou, Michalis Reppas |  Greece | Drama | | |
| Blessing | Stephen Williams | United States | Short, drama | | |
| Blue Citrus Hearts | Morgan Jon Fox | United States | Drama | | |
| Bulgarian Lovers (Los novios búlgaros) | Eloy de la Iglesia |  Spain | Comedy, drama | | |
| Camp | Todd Graff | United States | Comedy, drama | | |
| Carandiru | Héctor Babenco |  Argentina
 Brazil | Drama | | |
| Cheerleader Queens | Poj Arnon | Thailand | Comedy | | About a gay-transgender cheerleading team. Stars Montonn Pariwat. |
| Chouchou | Merzak Allouache |  France | Comedy | | |
| Cowboys & Angels | David Gleeson |  Germany
 Ireland
United Kingdom | Comedy, drama | | |
| D.E.B.S. | Angela Robinson | United States | Short, comedy | | |
| Dangerous Living: Coming Out in the Developing World | John Scagliotti | United States | Documentary | | |
| Die, Mommie, Die! | Mark Rucker | United States | Comedy | | |
| Doubt | Crisaldo Pablo |  Philippines | Drama | | aka Duda |
| The Dreamers | Bernardo Bertolucci | France
 Italy
United Kingdom | Drama | Eva Green, Michael Pitt, Louis Garrel | |
| Elephant | Gus Van Sant | United States | Drama | Alex Frost, Eric Deulen, John Robinson | |
| The Event | Thom Fitzgerald |  Canada
United States | Drama | | |
| Facing Windows | Ferzan Özpetek | Italy
 Portugal
 Turkey
United Kingdom | Drama | | aka La finestra di fronte |
| Fake ID | Gil D. Reyes | United States | Comedy | | |
| Far Side of the Moon (La Face cachée de la lune) | Robert Lepage | Canada | Drama | Robert Lepage, Anne-Marie Cadieux | |
| Far West | Pascal-Alex Vincent | France | Short, comedy | | |
| Fotostar | Michele Andina |  Switzerland | Short, comedy, romance | | |
| Girls Will Be Girls | Richard Day | United States | Comedy | | |
| Goldfish Memory | Elizabeth Gill | Ireland | Comedy, drama | | |
| Gone, But Not Forgotten | Michael D. Akers | United States | Drama | | |
| His Brother | Patrice Chéreau | France | Drama | | aka Son frère |
| The Iron Ladies 2 (Satree lek 2) | Yongyoot Thongkongtoon | Thailand | Comedy | | Sequel to The Iron Ladies. Stars Youngyooth Thongkonthun. |
| Intentions | Luane Beck | United States | Drama | | |
| Killer Drag Queens on Dope | Lazar Saric | United States | Comedy | | |
| Kleine Freiheit | Yüksel Yavuz | Germany | Drama | | |
| Latter Days | C. Jay Cox | United States | Drama | | |
| Lovers' Kiss | Ataru Oikawa |  Japan | Romance | | |
| Mambo Italiano | Émile Gaudreault | Canada | Comedy, drama | | |
| Monster | Patty Jenkins | United States
Germany | Crime, drama | | |
| The Mudge Boy | Michael Burke | United States | Drama | | |
| Normal | Jane Anderson | United States | Drama | | |
| Party Monster | Fenton Bailey Randy Barbato | United States
 Netherlands | Crime, drama | | |
| The Pink Mirror | Sridhar Rangayan |  India | Short, comedy | | aka Gulabi Aaina |
| Proteus | John Greyson | Canada
 South Africa | Drama | | |
| Rise Above: The Tribe 8 Documentary | Tracy Flannigan | United States | Documentary | | |
| Robin's Hood | Sara Millman | United States | Drama | | |
| Saved by the Belles | Ziad Touma Ziad Touma | Canada | Comedy, drama | | |
| Sayew | Kongdej Jaturanrasamee Kiat Songsanant | United States | Comedy | | |
| Tarnation (film) | Jonathan Caouette | United States | Documentary | | |
| Testosterone | David Moreton | Argentina
United States | Comedy, drama | | |
| A Thousand Clouds of Peace | Julián Hernández |  Mexico | Drama | | |
| Tiresia | Bertrand Bonello | France | Drama | | |
| Twist | Jacob Tierney | Canada | Drama | | |
| W | Luc Feit |  Luxembourg
France | Short, romance | | |
| Under the Tuscan Sun | Audrey Wells | United States
Italy | Comedy, drama | Diane Lane, Raoul Bova, Sandra Oh, Lindsay Duncan | |
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