John Billing, FRIBA was an English architect from Reading, Berkshire.

His grandfather Richard Billing (circa 1747–1826),[3] father Richard Billing (1784–1853), brothers Richard (1814–84) and Arthur (1824–96) and nephew Arthur Ernest (died 1920) were also architects.

[2] Until at least 1854, Billing practiced in Reading, Berkshire, where he was Borough Surveyor.

[4] Billing addressed a meeting of the 1849–50 session of the Oxford Architectural Society on the subject of "Parsonage Houses".

[5] Billing had moved his practice to London by 1856, in which year he was made a Fellow of the Royal Institute of British Architects.