John Bird is the name of: Wikipedia
John Michael Bird (22 November 1936 – 24 December 2022) was an English actor, director, writer and satirist. He performed in the television satire boom of the 1960s, appearing in That Was the Week That Was. His television work included many appearances with John Fortune. Bird had an acting career in film, television, theatre and radio for over 55 years. He appeared in films including Take A Girl Like You (1970) and Jabberwocky (1977) as well as in television shows such as Joint Account, Marmalade Atkins, El C.I.D. and Chambers. He and Fortune also starred with Rory Bremner in the sketch show Bremner, Bird and Fortune (1993–2010), on Channel 4, which was nominated for BAFTA TV Awards. Wikipedia
John Bird (1709– 31 March 1776) was a British mathematical instrument maker who was notable for inventing the sextant. He came to London in 1740 where he worked for Jonathan Sisson and George Graham. By 1745, he had his own business in the Strand. Bird was commissioned to make a brass quadrant 8 feet across for the Royal Observatory at Greenwich, where it was mounted on 16 February 1750, and where it is still preserved. Soon after, duplicates were ordered for France, Spain and Russia. Wikipedia