Sir Henry Rich, 1st Baronet (1803 – 5 November 1869) was a Liberal Party politician in the United Kingdom. He was M.P for Knaresborough in 1837 and for Richmond between 1846 & 1861 when he accepted the Chiltern Hundreds to make room for Sir Roundell Palmer, 1st Earl of Selborne. He was Lord of the Treasury Jul. 1846 to March 1852.
Educated at Sandhurst and Trinity College, Cambridge (B.A. in 1825). He served in the army and was at the taking of Poonah and the Battle of Kirkee for which he was awarded a medal. For some time he was a groom in waiting to her Majesty Queen Victoria.
He was the son of Admiral Sir Thomas Rich 5th Bt. of Sonning (1733-1803). On 7 September 1852 at the parish church of Acton, Cheshire, he married Julia daughter of the late Rev. James Tomkinson of Dorfield Hall Cheshire.
He was created a baronet in 1863.
His remains were interred in the Rich family vault at Sonning Church, Berkshire on 10 November 1869.