Sir Joshua Hassan was twice Chief Minister of Gibraltar. His first term of office lasted from 11 August 1964 to 6 August 1969, and his second from 25 June 1972 to 8 December 1987.
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| width="30%" |Preceded by:
Robert Peliza
| width="40%" style="text-align: center;" |Chief Minister of Gibraltar
1972–1987
| width="30%" |Succeeded by:
Adolfo Canepa