| Country | Date | |
|---|---|---|
| Canada | 8 September 2006 | (Toronto International Film Festival) |
| France | 16 May 2007 | (Cannes Film Market) |
| Czech Republic | 30 June 2007 | (Karlovy Vary International Film Festival) |
| Russia | 2 August 2007 | |
| Ukraine | 30 August 2007 | |
| Ireland | 1 February 2008 | |
| UK | 1 February 2008 | |
| Portugal | 28 February 2008 | |
| USA | 29 February 2008 | |
| Japan | 1 March 2008 | |
| Taiwan | 14 March 2008 | |
| Thailand | 15 March 2008 | |
| Brazil | 26 March 2008 | (DVD premiere) |
| France | 9 April 2008 | |
| Greece | 18 April 2008 | (DVD premiere) |
| Netherlands | 24 April 2008 | |
| South Korea | 15 May 2008 | |
| Hong Kong | 29 May 2008 | |
| Germany | 5 June 2008 | |
| Singapore | 19 June 2008 | |
| Belgium | 25 June 2008 | |
| Australia | 3 September 2008 | (DVD premiere) |
| Italy | 3 September 2008 | (DVD premiere) |
| Austria | 25 September 2008 | |
| Finland | 3 October 2008 | (DVD premiere) |
| Mexico | 9 January 2009 | |
| United Arab Emirates | 26 February 2009 | |
| Argentina | 16 July 2009 | |
| Panama | 29 October 2010 |
| Penelope | Argentina / Greece (DVD title) / Italy (DVD title) / Portugal (imdb display title) |
| Édes kis malackám | Hungary |
| Pénélope | France |
| Penelopa | Poland (imdb display title) |
| Pinelopi | Greece (TV title) |
| Una chica diferente | Mexico (promotional title) |
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