Vache I Mamikonian was an Armenian military officer from the Mamikonian family, nakharar, sparapet (generalissimo) of Kingdom of Armenia (310–338), prince of Taron canton of Turuberan region, son of sparapet Artavasdes I Mamikonian, father of sparapet Artavasdes II Mamikonian and Artashen Mamikoyan.
- Occupation
- military leader
- Born
- 300
- Died
- 335, 338