|Full name||Leonīds Alfonsovich Ostrovskis|
|Date of birth||17 January 1936|
|Place of birth||Riga, Latvia|
|Date of death||17 April 2001(aged 65)|
|Place of death||Kiev, Ukraine|
|–||FK Daugava Rīga|
|1954–1955||FK Daugava Rīga|
|1956–1962||FC Torpedo Moscow|
|1963–1968||FC Dynamo Kyiv|
|1970||FC Mashuk Pyatigorsk|
* Senior club appearances and goals counted for the domestic league only.
Leonīds Ostrovskis (Russian: Леонид Альфонсович Островский, Ukrainian: Леонід Альфонсович Островський, Leonid Alfonsovich Ostrovskiy; 17 January 1936 in Riga – 17 April 2001 in Kiev) was a Soviet Latvian footballer player and manager. He was Jewish. 
Ostrovskis made his debut for the national team on 18 November 1961 in a friendly against Argentina (he was selected for the 1958 FIFA World Cup squad, but did not play in any games at the tournament).