William Peyton "Pat" Coates (1883, Kinsale – 8 August 1963) was an Irish labour activist and communist who was active in the sphere of Anglo-Soviet relations.
He became the BSP's National Organiser in March 1919 and was involved in founding the Communist Party of Great Britain.
In September 1919 when the National Hands Off Russia Committee was formed at a conference in Manchester, Coates became its secretary.
He filled this post until the Ramsay MacDonald government established diplomatic relations with the U.S.S.R.
[1] Coates retained the position of secretary of this organisation until his death.