Fathallah Oualalou (Arabic: فتح الله والعلو) (born 1942 in Rabat) is a Moroccan politician. He has been the mayor of Rabat since 2009. He was the Finance and Economy minister of Morocco between 1998 and 2007. He is a member of the Socialist Union of Popular Forces party (USFP).
Oualaalou graduated in economics from the Mohammed V University in Rabat, going on to obtain a "Diplôme d'études supérieures" (DES) in economics in Paris in 1966.