The Reverend (John) Llewelyn Davies (26 February 1826 - 18 May 1916) was a theologian and Anglican clergyman.
Born in Chichester, he was the eldest son of the Reverend John Davies. His father became rector of Gateshead in 1840. Davies was educated at Repton School and Trinity College, Cambridge. He graduated in 1848 with the Classical Tripos.
In 1851 he was ordained as a priest, becoming unpaid curate at St Anne's, Limehouse. From 1852 - 1856 he was an incumbent of incumbent of St Mark's, Whitechapel. In 1856 he became vicar of Christ Church, Marylebone, holding the post for forty-three years.
Like his sister, Emily Davies, he was active in the promotion of higher education for women. He was principal of Queen's College, Harley Street, established for the education of girls aged 11 – 18 on two occasions. He also supported the awarding of university degrees to women and of woman suffrage. He was briefly a member of the London School Board representing Marylebone from March 1872 to November 1873, at a time when his sister was also a member, representing Greenwich.
Davies left London in 1889 when he was presented to the living of Kirkby Lonsdale, Westmorland. He retired in 1908 and returned to London to live in Hampstead. he died there in May 1916 aged 90.
For his son, Arthur Llewelyn Davies, see the Wikipedia page .
His obituary in The Times can be found on Wikisource 
- A F Hort. Davies, (John) Llewelyn (1826–1916). Oxford Dictionary of National Biography.