Sylvester Alexander Jasper (Bulgarian: Силвестър Александър Джаспър; born 13 September 2001) is a professional footballer who plays as a forward for Polish club Śląsk Wrocław.

[11] After being left out of the squad for a 2–2 draw against Plymouth Argyle, Rovers manager Joey Barton announced that Jasper was returning to Fulham due to him being unhappy with the amount of game time he has been given.

[13] On 2 October 2024, Jasper, now a free agent, signed a two-year deal with Ekstraklasa club Śląsk Wrocław with an option for another year.

[14] Jasper was born in England to a Nigerian father and a Bulgarian mother, making him eligible to represent the three countries internationally.

Jasper's family has ties to football, with his maternal great-uncle being the legendary Marek player Sasho Pargov.