| Chamber: | Assembly |
| State: | New York |
| District: | 91 |
| Representative: | Steven Otis |
| Party: | Democratic |
| Residence: | Rye |
New York's 91st State Assembly district is one of the 150 districts in the New York State Assembly. It has been represented by Steven Otis since 2013.
District 91 is in Westchester County. It includes the towns of Larchmont, Mamaroneck, Rye, Rye Brook, Port Chester, and portions of New Rochelle.