Release Dates
| USA | 19 January 2001 | (Sundance Film Festival) |
| Germany | 21 July 2001 | (München Fantasy Filmfest) |
| Germany | 4 August 2001 | (Cologne Fantasy Filmfest) |
| Germany | 10 August 2001 | (Berlin Fantasy Filmfest) |
| Sweden | 20 September 2001 | (Fantastic Film Festival) |
| Spain | 8 October 2001 | (Sitges Film Festival) |
| USA | 11 October 2001 | (Austin Film Festival) |
| USA | 26 October 2001 | |
| USA | 26 October 2001 | (Los Angeles, California) |
| USA | 28 October 2001 | (limited) |
| Sweden | November 2001 | (Stockholm International Film Festival) |
| Norway | 23 November 2001 | (Oslo Film Festival) |
| Netherlands | 26 January 2002 | (International Film Festival Rotterdam) |
| France | 30 January 2002 | |
| Netherlands | 12 April 2002 | (Fantastic Film Festival) |
| Belgium | 17 April 2002 | |
| Denmark | 7 June 2002 | |
| Netherlands | 20 June 2002 | |
| Spain | 5 July 2002 | |
| Australia | 24 July 2002 | (Melbourne International Film Festival) |
| New Zealand | 24 July 2002 | (New Zealand International Film Festival) |
| Iceland | 15 August 2002 | (video premiere) |
| Japan | 31 August 2002 | (Tokyo) |
| Finland | 20 September 2002 | (Helsinki International Film Festival) |
| Hungary | 10 October 2002 | (Titanic International Filmpresence Festival) |
| Portugal | 11 October 2002 | |
| Ireland | 12 October 2002 | (Cork International Film Festival) |
| Australia | 17 October 2002 | |
| Norway | 20 October 2002 | (Bergen International Film Festival) |
| UK | 25 October 2002 | |
| Ireland | 25 October 2002 | |
| Finland | 13 November 2002 | (DVD premiere) |
| Sweden | 20 November 2002 | (DVD premiere) |
| South Korea | 22 November 2002 | |
| Hungary | 22 May 2003 | |
| Turkey | 13 June 2003 | |
| USA | 2 August 2003 | (Moonlit Matines Film Festival) |
| Brazil | 24 September 2003 | |
| Germany | 18 November 2003 | (DVD premiere) |
| USA | 29 May 2004 | (director's cut) (Seattle International Film Festival) |
| USA | 2 June 2004 | (limited) (director's cut) |
| Norway | 6 July 2004 | (Filmquart Film Festival) |
| Australia | 12 August 2004 | (director's cut) |
| UK | 27 August 2004 | (director's cut) |
| Italy | September 2004 | (director's cut) (Venice Film Festival) |
| Ireland | 3 September 2004 | (director's cut) |
| USA | 9 October 2004 | (director's cut) (New Orleans Film Festival) |
| USA | 12 November 2004 | (director's cut) (Rehoboth Beach Independent Film Festival) |
| Italy | 26 November 2004 | |
| Czech Republic | 7 December 2004 | (TV premiere) |
| USA | 16 May 2009 | (International Buddhist Film Festival) |
| Argentina | 6 June 2011 | (DVD premiere) |
| USA | 15 April 2015 | (Florida Film Festival) |
Also Known As (AKA)
| Argentina | Donnie Darko |
| Bulgaria (Bulgarian title) | Дони Дарко |
| Brazil | Donnie Darko |
| Canada (French title) | Donnie Darko |
| Chile | Donnie Darko |
| Germany | Donnie Darko |
| Germany (alternative title) | Donnie Darko: Fürchte die Dunkelheit |
| Spain | Donnie Darko |
| France | Donnie Darko |
| Greece (DVD title) | Donnie Darko |
| Hungary | Donnie Darko |
| Japan (English title) | Donnie Darko |
| Mexico | Donnie Darko |
| Portugal | Donnie Darko |
| Serbia | Doni Darko |
| Russia | Донни Дарко |
| Turkey (Turkish title) | Donnie Darko - Karanlik yolculuk |
| Ukraine | Доннi Дарко |
| USA (director's cut) | Donnie Darko: The Director's Cut |