William "Billy" Ritchie (born 11 September 1936 in Newtongrange) is a Scottish former professional football player who is best known for his time with Rangers.Ritchie started his career at local side Bathgate Thistle before moving to Rangers in 1955. He played both legs of Rangers 1961 European Cup Winners' Cup Final defeat to Fiorentina.He left Rangers in 1967 and joined Partick Thistle.