Wesam is of Arabic origin, meaning "generous" or "bountiful". It is often used as both a given name and a surname. The name gained prominence in the Middle East but has since become more widely recognized globally. Wesam is pronounced /ˈwɛsæm/ with emphasis on the first syllable.
The name Wesam experienced a steady increase in popularity from the late 1970s to the early 1990s, peaking around the years 1989-1991 with over ten births each year during this period. However, starting from the mid-1990s, its prevalence began to decline, fluctuating between six and ten births annually until 2014 when it saw a significant spike with twenty-two births. This high number was maintained in 2016 but dropped again in subsequent years. Overall, since 1976, there have been a total of 360 children named Wesam.