| New Testament manuscript | |
| Text | Evangelistarium |
|---|---|
| Date | 12th century |
| Script | Greek |
| Now at | Princeton Theological Seminary |
| Size | 31.6 cm by 27 cm |
| Type | Byzantine text-type |
Lectionary 303 (Gregory-Aland), designated by siglum ℓ 303 in the Gregory-Aland numbering, is a 12th-century Greek manuscript of the New Testament, on parchment. The manuscript has complex contents.