İbrahim spent the entirety of his career with Galatasaray, his hometown club. He once scored 4 goals against Fenerbahçe in a single match on 12 February 1911.234
He was killed in action in the Defense of Baghdad, Iraq on 21 March 21, 1917.5
Galatasaray
sabah, daily (2 April 2018). "Remembering Galatasaray's heroes of the Gallipoli Campaign". Daily Sabah. Retrieved 29 January 2021. https://www.dailysabah.com/history/2018/04/02/remembering-galatasarays-heroes-of-the-gallipoli-campaign ↩
NTVMSNBC Website (in Turkish) http://arsiv.ntvmsnbc.com/news/323128.asp ↩
Hurriyet Newspaper Archive (in Turkish) http://fotoanaliz.hurriyet.com.tr/galeridetay.aspx?P=2&cid=34091&rid=4369 ↩
Bugün Newspaper Archive (in Turkish) Archived 2011-08-27 at the Wayback Machine http://spor.bugun.com.tr/foto-galeri/124265-unutulmaz-fb-gs-derbileri-galerisi.aspx ↩
Bir öykü: Galatasaray’ın neferi Şehit Celâl İbrahim {{in lang|tr}}[usurped] https://web.archive.org/web/20100612045817/http://gayin-sin.net/2009/05/01/bir-oyku-galatasaray%E2%80%99in-neferi-sehit-celal-ibrahim/ ↩