Meaning and name origin
Merri \m(er)-ri\ as a girl's name is of Old English origin, and the meaning of Merri is "joyful". Merri is a variant of Merry (Old English): also variant of Meredith and Mercy; homonym of Mary. Not frequently used as a name for girls.
Merri is a somewhat popular first name for females (#2359 out of 4276, Top 55%) but an uncommon surname or last name for all people (Source: 2000 U.S. Population Census).
Displayed below is a comparison of the popularity of the girl name Merri and its variant forms. The only popular variation form ranked in the Top 1000/100 is Merry. (Source: 2014 Birth Name Statistics).
Merri is also pronounced similarly to Mairi, Mari▼, Marra, Meara, Meera, Meira, Mera, Merah, Miri and Mirra. Other suggested similar baby names are Berri, Gerri, Jerri▼, Kerri▼, Merci, Merril, Perri and Terri▼. These names tend to be less commonly used than Merri.