Simon Frederick St George Kirke (born 28 July 1949) is an English musician who was the co-founder, drummer, and only continuous member of the rock supergroup Bad Company.

[4][5] Kirke spent his early years living in the countryside of Shropshire Leaving school at 17, he returned to London and set about finding a drumming job in the booming blues scene.

After a fruitless 22 months he was resigned to returning to the country when he met Paul Kossoff who was playing in a band called Black Cat Bones.

Their biggest hit, "All Right Now", was a number one in more than 20 territories and was acknowledged by ASCAP (American Society of Composers, Authors, and Publishers) in 1990 as having received more than one million radio plays in the US by late 1989.

Wildlife's self-titled album was mostly written by Steve and Chris Overland, produced by former Bad Company bandmate Ralphs, and featured Kirke as their drummer (and saxophonist on his self-written song "Charity").