Grīnberga (masculine: Grīnbergs) is a feminine Latvian-language surname, a Latvianization of the Yiddish surname Grinberg. Noptable people with the surname include:
Ilona Dzelme-Grīnberga (born 1966), Latvian windsurfer Jāna Jēruma-Grīnberga (born 1953), Latvian priest-in-charge of St Saviour's Anglican Church in Riga (1871-1949), Latvian opera singer and vocal pedagogue (born 1969), Latvian translator