[2] Aslan was born in 1958 in the village of Arbo, Nusaybin (known in Turkish as Taşköy), completing primary school there and secondary education in Midyat.
[3] After the 1980 Turkish coup d'état, Aslan spent 26 months in the Mamak prison in Ankara and settled in the Netherlands after his release.
He had been an editor of the Shemsho Magazine, as well as a member of various organizations such as the Dutch Tur-Abdin Federation and the Assyrian Mesopotamia Enschede Association (AMVE).
[9] Aslan had been selected as a candidate for the Party of the Greens and the Left Future in the 2023 Turkish parliamentary election, winning the spot.
[13] He has also supported other Christian communities in Turkey, opening an investigation after the selling of the Surb Karapet Monastery in Muş and in regards to land grabbing after the Kurdish-Turkish conflict.
In 2023, Aslan faced intervention from members of the Turkish nationalist Good Party after delivering a Christmas message in Turoyo, with permission from Deputy Speaker of the Grand National Assembly Sırrı Süreyya Önder.