| Otto I of Schwerin | |
| Noble Family: | House of Hagen |
| Father: | Gunzelin VI, Count of Schwerin |
| Mother: | Richardis of Tecklenburg |
| Spouse: | Matilda of Werle |
| Death Date: | 1357 |
Otto I of Schwerin (died 1357) was a son of Count Gunzelin VI and Richardis of Tecklenburg. In 1327, he succeeded his father as Count of Schwerin.
Otto was married to Princess Mathilda of Werle, a daughter of John III of Werle. They had a daughter:
Otto I died in 1357. He had no male heir and was succeeded by his brother Nicholas I.