Merchant or trader
Derived from the Old English word 'ceapman', which was an occupational surname for a merchant or tradesman. It shares the same roots as the word 'cheap', which originally meant 'market' or 'barter'. While historically used as a surname, it has seen occasional use as a distinctive given name.
Less common today
Chapman isn't in the latest US Top 1000. It last peaked at #3,381 in 2014.
Hong Kong actor and comedian
English journalist and novelist known for espionage research
US births per 5-year period, 1990βpresent (SSA data).