Caesar Augustus Jenkyns was born in Builth Wells, Wales on 24th August 1866. He played football for Walsall Swifts before joining Small Heath in 1892. In his first season he helped the club win the Second Division title
Jenkyns, a centre-half, scored 11 goals in 75 games before joining Woolwich Arsenal in 1895. The following season Jenkyns became the club's first international player when he was selected to play for Wales against Scotland.
Jenkyns won eight international caps for Wales. He also helped Newton Heath win promotion to the First Division of the Football League in 1898. After scoring 5 goals in 35 games Jenkyns moved to Walsall in 1897 where he made 80 appearances over the next three years.
Caesar Jenkyns, who worked as a police officer in Wales after retiring from football, died on 23rd July 1941.