Olutoyosi "Toyosi" Tajudeen Oludamilola Olusanya (born 14 October 1997) is an English footballer who plays as a forward for Scottish Premiership club St Mirren.

After a loan spell at Kingstonian in late 2016, Olusanya trialled with Chelsea, Reading, Wolverhampton Wanderers and Cheltenham Town before joining Walton Casuals.

Olusanya started his youth career with Mass between the ages of 11 and 14, before a year-long spell at Palace Guard.

With the game ending 1-0, Olusanya managed to secure the win for the Dons [4] In November 2016, he joined Isthmian League Premier Division club Kingstonian on a one-month loan.

[5] In April 2017, Olusanya joined Premier League side Chelsea on trial, having impressed in their previous FA Youth Cup meeting.

[15] Olusanya scored his first goal for the club in an 8–1 North Hants Cup win against Tadley Calleva Reserves on 20 February.

[20] Prior to joining Middlesbrough for an undisclosed fee, Olusanya had an amazing pre season with National league side Billericay Town, where he managed to score 8 goals in 3 games.

[21] On 25 August 2021, he made his debut in the 1–1 draw against Blackburn Rovers at the Riverside Stadium, coming on from the bench after 67 minutes.