Morris is of Old Norman origin, derived from the given name Morris, which means 'dark-skinned' or 'of Moorish descent'. It was introduced to England by the Normans after the 11th-century conquest. Morris gained significant popularity in the Middle Ages and has been used consistently since then. It peaked in usage during the late 19th to early 20th centuries, especially in English-speaking countries like the United States and Britain. Today, it is still considered a classic name with a touch of vintage charm.
The name Moris experienced periods of popularity and decline over the years, with a notable peak in the late 1920s to early 1930s and again in the late 1980s to mid-1990s. The most births recorded was 11 in 1922 and 10 in 1991. However, since the year 2000, the name Moris has seen consistently lower numbers of births each year.