Rowsell is a surname. Notable people with the surname include:
Erick Rowsell (born 1990), British road racing cyclistEdmund Penning-Rowsell (1913–2002), British journalistHarry Rowsell (1921-2006), Canadian veterinarian, pathologist, animal welfare advocate and humanistJoanna Rowsell (born 1988), British cyclistLeslie Rowsell Moore (1912-2003), Professor of Geology, described as "one of the founders of modern Carboniferous palynology"Norman Rowsell (1855-1919), Tea planter and first Ceylon Labour CommissionerSpud Rowsell (21st century), English sailboat racerThomas Rowsell (born 1985), Film maker and YouTuberThomas James Rowsell (1816–1894), Canon of WestminsterFrancis William Rowsell CB CMG (1838–1885), British Commissioner of Egyptian State Domains