Joel Yinka Sunday Ayeni (born 31 December 1988) is a Nigerian professional footballer who last played as a forward for I-League outfit TRAU FC.

On 16 February 2016, Sunday was signed by the newly promoted I-League team Aizawl F.C.

He scored a winner in dying minutes against the defending champions Bengaluru FC in 2015–16 Indian Federation Cup.

[2] On 7 June 2016 Sunday signed for Calcutta Football League outfit SVF Tollygunge Agragami FC.

Joel made his debut for Tollygunge Agragami on 28 July 2016 against Peerless SC and helped his team to draw the match 1–1 by scoring in the 81st minute.