John Calvin Coolidge Jr. Chacha suti (* Plymouth, 1872 mara 4 uru Huillka kuti phaxsin yuritayna - Northampton, 1933 mara 5 uru Chichu phaxsin yuriwi), Istadus Unidos jacha marka arxatiri & anakithiri.
Istadus Unidus Prisidinti (1923 - 1929).
Awki: John Calvin Coolidge Sr.; Tayka: .
Warmi: Grace Goodhue Coolidge.
Yuqanaka: (2).