 Touma was born in Beirut, Lebanon, into a Syriac Orthodox family with roots in the Tur Abdin region of southern Turkey, he moved to Sweden at a young age and was granted Swedish citizenship.Touma made his senior debut for Syrianska FC in the 1994 Division 2.He joined Djurgårdens IF, where he won the PSM för klubblag with the under-16 squad.