| Country | Date | |
|---|---|---|
| Italy | 28 March 1963 | |
| France | May 1963 | (Cannes Film Festival) |
| France | 14 June 1963 | |
| USA | 15 July 1963 | |
| Portugal | 7 October 1963 | |
| Austria | November 1963 | |
| West Germany | 8 November 1963 | |
| Spain | 16 December 1963 | (Madrid) |
| Japan | 18 January 1964 | |
| Finland | 14 February 1964 | |
| Sweden | 31 March 1964 | |
| Denmark | 2 March 1965 | |
| East Germany | 7 January 1966 | |
| Finland | 13 April 1984 | (re-release) |
| Sweden | 18 October 1985 | (1983 version) |
| Germany | 31 March 1993 | (TV premiere) (restored version) |
| UK | 2 May 2003 | (re-release) |
| France | 10 December 2003 | (re-release) |
| USA | 13 August 2004 | (re-release) |
| Japan | 30 October 2004 | (Tokyo) (re-release) |
| Netherlands | 23 December 2004 | (re-release) |
| Hong Kong | 13 May 2005 | (Le French May Film Festival of Hong Kong) |
| Indonesia | 1 June 2005 | (Jakarta) |
| Portugal | 2 February 2006 | (re-release) |
| Greece | 27 September 2007 | (re-release) |
| Der Leopard | Austria / West Germany |
| El gatopardo | Argentina / Spain |
| Leoparden | Denmark / Sweden |
| O Leopardo | Brazil / Portugal |
| The Leopard | UK / USA |
| A párduc | Hungary |
| De tijgerkat | Netherlands |
| Het luipaard | Netherlands |
| I leopardalis tis Sikelias | Greece |
| Lampart | Poland |
| Le guépard | France |
| O gatopardos | Greece (reissue title) |
| Tiikerikissa | Finland |
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