Jānis Bērziņš

Jānis Bērziņš is a Latvian given name (Jānis) and surname (Bērziņš) which may refer to:

Jānis Bērziņš (politician) ({{langx|ru|Ян Берзин|link=no}}, 1889–1938), Soviet military official and politician
Jānis Bērziņš (diplomat) (1881–1938), Soviet diplomat
Jānis Bērziņš (basketball) (born 1993), Latvian basketball player
Jānis Bērziņš (biathlete) (born 1984), Latvian Olympic biathlete