| Gagik I Artsruni Գագիկ Ա Արծրունի | |
|---|---|
| King of Vaspurakan | |
 Assumed depiction of Gagik in the vine-scroll relief on the eastern facade of the Church of the Holy Cross (915–921) | |
| Reign | 904–937/943 |
| Investiture | 908 |
| Predecessor | Ashot-Sargis Artsruni |
| Successor | Derenik-Ashot |
| Born | 879/880 |
| Died | 943 |
| Consort | Grigoradukht (daughter of Grigor Abuhamza Artsruni) Mlke (granddaughter of Ashot I)[1] |
| Issue | Derenik-Ashot Abusahl-Hamazasp Khedenik[2] |
| Armenian | Գագիկ Ա Արծրունի |
| House | Artsruni |
Gagik I Artsruni (Armenian: Գագիկ Ա Արծրունի; 879/880 – 943) was an Armenian noble of the Artsruni dynasty who ruled over Vaspurakan in southern Armenia, first as prince of northwestern Vaspurakan (Gagik III, 904–908) and after that until his death as King of Vaspurakan, also claiming the title of King of Armenia.
- ^ Khach'atryan, Sekhpossian & Merguerian 2001, p. 110.
- ^ Adalian 2010, p. 110.