Tomasz Zamoyski (1594–1638) was a Polish-Lithuanian nobleman and magnate.
Tomasz Zamoyski may also refer to: Tomasz Antoni Zamoyski (1707–1752), Polish nobleman Tomasz Franciszek Zamoyski (1832–1889), Polish nobleman Tomasz Józef Zamoyski (1678–1725), Polish nobleman Tomasz Zamoyski (1861–1935), Polish count, owner of Jabłoń and Iwie, son of August and Elfryda née Tyzenhauz, husband of Ludmiła née Zamoyska, father of Elżbieta, Elfryda and August . Jan Tomasz Zamoyski (1912–2002), Polish political activist