Ahmad Qasir was born in 1963 in a religious family in Deir Qanoun En Nahr, Lebanon; he also went and lived in Saudi Arabia and Libya with his family till the age of 3. Qasir used to work to his father at a "fruits and vegetables" shop. He took trip to Saudi Arabia for a period of time, and With the beginning of the Zionist regime's attack on Lebanon came back again to Lebanon.