Sidi Kacem (Arabic: سيدي قاسم) is a city in Morocco. It is located at around 34°13′0″N 5°42′0″W / 34.216667°N 5.7°W / 34.216667; -5.7. During the French period, it was called Petitjean, after a French captain who was killed in May 1911 during the "pacification" of Morocco. Oil drilling exploration commenced in the vicinity of Sidi Kacem by the French in 1934; production of crude oil began locally in 1939.