Thomas Arthur Bellew (1820 – 24 July 1863) was an Irish landowner and politician.
Bellew was the son of Sir Michael Bellew, 1st Baronet (see Grattan-Bellew baronets), and Helena Maria Dillon.
The family resided at Mountbellew, County Galway.
Between 1852 and 1857, he was Member of Parliament (MP) for County Galway.
This article about a Member of the Parliament of the United Kingdom, for a constituency in Ireland between 1801 and 1922 is a stub.