| Champ: |  Eliot Spizzirri Tyler Zink |
| Runner: |  Andrew Paulson  Alexander Zgirovsky |
| Score: | 7–6(7–4), 6–4 |
| After Year: | 2021 |
See main article: 2019 US Open (tennis).
Eliot Spizzirri and Tyler Zink won the boys' doubles tennis title at the 2019 US Open, defeating Andrew Paulson and Alexander Zgirovsky in the final, 7–6(7–4), 6–4.
Adrian Andreev and Anton Matusevich were the defending champions, but chose not to participate.