Last name מסעב (Mosab 
, מסעב 
) , throughout the world, is quite a rare family name. The cognomen מסעב is habitual in Sudan, where it is quite a rare surname, Libya, and Syria, where it is a rare surname. In absolute terms, it is the most numerous in Sudan, Egypt, and Saudi Arabia. More prevalently, מסעב is the forename as well as the last name.