Thomas II
Thomas II may refer to:
- Thomas II of Acerra, Count of Acerra from 1251 to his death
- Thomas II of Esztergom
- Thomas II of Piedmont, Count of Piedmont from 1233 to his death
- Thomas II Preljubović, ruler of Epirus in Ioannina from 1366 to 1384
- Thomas II of York, a medieval archbishop of York
- Thomas II of Saluzzo
- Thomas II of Constantinople, Ecumenical Patriarch of Constantinople from 667 to 669
- Thomas II, Bishop of Nocera, bishop from Acerno who served in Apulia in the 14th century
- Thomas II Zaremba, a medieval bishop of Wrocław