| Election Name: | 1933 New York City aldermanic election |
| Country: | New York City |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 1931 New York City aldermanic election |
| Previous Year: | 1931 |
| Next Election: | 1935 New York City aldermanic election |
| Next Year: | 1935 |
| Seats For Election: | All 65 seats to the New York City Board of Aldermen |
| Majority Seats: | 33 |
| Election Date: | November 7, 1933 |
| Party1: | Democratic Party (United States) |
| Seats Before1: | 64 |
| Seats1: | 48 |
| Seat Change1: | 16 |
| Party2: | Republican Party (United States) |
| Seats Before2: | 1 |
| Seats2: | 17 |
| Seat Change2: | 16 |
Elections were held on November 7, 1933 to fill the 65 seats of the New York City Board of Aldermen.[1] Having been hitherto relegated to one seat held by Joseph Clarke of the 3rd district, Republicans were able to win 17 seats.[2]