Sir Jonathan Frederick Pollock, 1st Baronet, PC (23 September 1783 – 28 August 1870) was a British lawyer and Tory politician.

He is also thought to be one of the founding members of the Cambridge Union Society, along with Henry Bickersteth and Sir Edward Hall Alderson, both of Gonville and Caius College.

In 1841 he was admitted to the Privy Council and in 1844 he was appointed Lord Chief Baron of the Exchequer, a post he held until 1868.

Pollock died in August 1870, aged 86, and was succeeded in the baronetcy by his eldest son, William, sometime Queen's Remembrancer.

Another son, George Frederick Pollock, was Master of the Supreme Court succeeded his eldest brother as Queen's Remembrancer.