Jaime Mohamad Fathi Ashor Siaj Romero (Arabic: محمد فتحي‎ خايمي عاشور سياج روميرو; born 16 December 1995) is a professional footballer who plays as a forward for UE Santa Coloma in the Primera Divisió.

[5] In 2014, Siaj began attending Pfeiffer University in the United States, where he played for the men's soccer team.

[26] Siaj made a total of 69 appearances, scoring 47 goals and tallying 28 assists in his time at Pfeiffer.

[33] In February 2019, Siaj joined the Tampa Bay Rowdies, a team he had previously trialled with during the 2017 preseason, playing in the pre-season 2017 Florida Cup tournament.

[41] On 2 September 2022, Siaj joined League of Ireland Premier Division club Finn Harps.

[47][48] Siaj was called-up to the Jordan national team for the first time in 11 May 2018, ahead of two friendly games against Cyprus and China.