| Office: | Member of Parliament for West Looe |
| Termstart1: | 28 August 1802 |
| Predecessor: | Quintin Dick |
| Successor: | Sir Joseph Sydney Yorke |
| Predecessor1: | Sitwell Sitwell |
| Successor1: | Ralph Daniell |
| Termend1: | 23 January 1805 |
| Birth Date: | 9 November 1772 |
| Alma Mater: | University of Westminster, Inner Temple |
| Occupation: | Lawyer and politician |
| Termstart: | 13 December 1806 |
| Termend: | 29 September 1812 |
James Buller (9 November 1772 - 14 November 1830) was a British politician and Member of Parliament for West Looe between 1802 and 1805 and a further term between 1806 and 1812.[1]
Buller was educated at University of Westminster and the Inner Temple, being called to the bar in 1795. He married his wife Mary on 23 June 1795. Buller served as a Commissioner of Bankruptcy between until 1807.[2]
Buller was elected as the MP for West Looe at the 1802 general election, standing down in 1805 to allow Ralph Daniell to take a seat. In 1806, he re-stood for the seat taking over from Quintin Dick.
Following his leaving Parliament, Buller served as the Clerk in Ordinary to the Privy Council from January 1812 until his death in 1830.
James Buller was the third son of John Buller, coming from the Buller family with long ties to Parliament.[3]