St. Louis Union were a short-lived mid-1960s English freakbeat rock band from Manchester who formed part of the mod rock scene. They were formed by singer Tony Cassidy, guitarist Keith Millar, tenor saxophone/flute player Alex Kirby (born 6 January 1947, Walkden, who left in late 1966 and was replaced by Lenni Zaksen and Bernie Brown), keyboardist David Tomlinson, bassist John Nichols and drummer Dave Webb.
