Thomas Barker Mellor (1849 – 5 September 1915) was an English photographer and organist who worked in Derbyshire from around the mid 1860s to 1913.
He was born in Belper in 1849, the son of John Mellor (1812–1900) and Jane Barker.
His brother, Albert Mellor, became organist of Windsor Parish Church and was a professor at Eton College.
He received his musical education under Mr. W. W. Woodward, organist of St Mary's Church, Derby.
[4] In failing health, he resigned as organist at Bakewell in 1913[5] and retired to Belper.