Sir Thomas Alston, 5th Baronet (23 March 1724 – 18 July 1774) was an English Baronet and Member of Parliament.
Thomas Alston was the eldest son of Sir Rowland Alston, 4th Baronet of Odell, Bedfordshire, by his wife, Elizabeth Raynes. He was born on 23 March 1724 and baptised at St.
