He is considered a "Martyr of the Revolution" ("Devrim Şehidi") in Turkey. He received his basic education in Aydin from 1913 to 1919, and began a tailors apprenticeship. During his apprenticeship he passed the examination for enrollment into teachers training, he received his teachers credentials in 1926.
Mustafa Fehmi took Kubilay as his surname after graduation in accordance with Kemalist policies.
Kubilay taught in Aydin and later at Zafer Elementary School in Menemen. He was posted in Menemen during his compulsory military service.
Kubilay was married to Fatma Vedide in a civil ceremony in Aydin. He had a son, Vedat Aktuğ.
Kubilay was an ardent Kemalist.
Lieutenant Kubilay was beheaded, his head impaled on a flagstaff and was paraded around Menemen by the insurgents. The rioters, who sought the return to Sharia law and the Caliphate were all soon soon arrested and tried by courts-martial. Lieutenant Kubilay became a secular martyr for Atatürk"s new republic.
Zafer Elementary School in Menemen where Kubilay taught was renamed Kubilay Elementary School (Turkish: Kubilay Ilkokulu) in his honor.
Kubilay Secondary School (Turkish: Kubilay Ortaokulu) in Menemen is also named in his remembrance. A memorial parade is held by the army annually on 23 December at (the) Martyr Kubilay Memorial (Turkish: Şehit Kubilay Anıtı) located on a hill over-looking Menemen.
In remembrance of Kubilay and the two municipal watchmen. Bekçi Hasan and Bekçi Şevki who were also killed in the incident.
The monument features a tall sculpture by Ratip Aşir Acudoğlu which was erected in 1932.
The Kubilay Memorial is a part of Kubilay Barracks, but open to the public. A military honor guard stands continuous watch at the memorial site, which contains the graves of several Turkish soldiers who were killed in the line of duty.