He won just a single cap for Wales in 1907 but faced both New Zealand and South Africa at county level with Middlesex and Monmouthshire.
Jenkins first played rugby at Long Ashton School, and would later represent local teams Mountain Ash and Newbridge.
On 22 November 1906, Jenkins turned out for Monmouthshire to face Glamorgan in a Welsh trial for the upcoming international between Wales and South Africa.
[7] Four new caps managed to break into the Welsh team, Jenkins, Dick Thomas of Mountain Ash, John Dyke of Penarth and Cardiff's Johnnie Williams.
[9] Despite the loss, Jenkins was part of the Monmouthshire County team that faced the same touring South Africans on Boxing Day 1906.
[11] In 1908, Jenkins was invited by fellow London Welsh teammate and friend, Arthur Harding, to join his Anglo-Welsh team on their 1908 tour of New Zealand and Australia.