Thomas Graves or Greaves (1684 – June 19, 1747) was an associate justice of the Massachusetts Superior Court of Judicature from 1737 to 1738.
Appointed by Governor Jonathan Belcher, he served as a temporary replacement for Edmund Quincy while the latter was in England on other business, and was replaced after Quincy's death by Stephen Sewall.
Graves was born in Charlestown and graduated from Harvard College in 1703.
His father, also named Thomas, was a magistrate in Middlesex County best known for denouncing the Salem witch trials of 1692.
[1] Graves was trained as a medical doctor, but was drawn into legal work with an appointment as a special judge in Middlesex County in 1731.