Grobiņa county (Latvian: Grobiņas apriņķis, German: Kreis Grobin, Russian: Гробинский уезд) was a historic county of the Courland Governorate and shortly of the Republic of Latvia.
Created as the Captaincy of Grobiņa (German: Hauptmannschaft Grobin) of the Duchy of Courland and Semigallia.
In 1949, the Council of Ministers of the Latvian SSR had split Liepājas apriņķis into the newly created districts (rajons) of Liepāja, Priekule (dissolved 1959) and Aizpute (dissolved 1962).
At the time of the Russian Empire Census of 1897, Kreis Grobin had a population of 110,878.
Of these, 58.5% spoke Latvian, 15.3% German, 6.9% Russian, 6.5% Yiddish, 5.8% Polish, 5.5% Lithuanian, 0.3% Belarusian, 0.2% Danish or Norwegian and 0.2% Ukrainian as their native language.