Richard Lewis Jenkins (1815 – 13 August 1883) was a Welsh-born Australian politician.
He was born at Newport in Monmouthshire, the son of Richard Jenkins.
A qualified medical doctor, he migrated to Sydney for health reasons in 1841.
After settling in the Hunter Valley, he married Mary Rae Johnstone, the daughter of the first magistrate.
In 1857 he returned to Sydney, and in 1858 he was elected to the New South Wales Legislative Assembly for Liverpool Plains and Gwydir.