Herbert James Ritchie Moseley was the son of Herbert Moseley, a school headmaster, and Agnes Moseley of Gate House School, Cumberland Lodge, Portsmouth Road, Kingston Hill in Surrey.

He was educated at Shrewsbury House School and Gate House School. He then attended Merchant Taylors' School in London.

He enlisted in the Honourable Artillery Company (H.A.C.) on August 9th, 1914, and went to the front in December of the same year. He was commissioned in the Rifle Brigade on the 15th of January, 1916. He was killed at Arras on the 27th June, 1916 - aged 22 years.