Eliza Sibbald Alderson (16 August 1818 – 18 March 1889) was an English poet and hymn writer.

Eliza Sibbald Dykes, sister of the famous Rev. J. B. Dykes, was born at Kingston upon Hull, East Riding of Yorkshire, England. In 1850 she was married to Rev. Mr. Alderson, chaplain to the West Riding House of Correction, Wakefield, 1833 to 1876. Though she wrote many hymns, only 12 have been published. She died in 1889 and was buried at Kirkthorpe.