| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1641 | Pascual | French | Born on Easter. | M | |
| 1642 | Pasquale | French | Born on Easter. | M | |
| 1643 | Patience | French | Enduring. | F | |
| 1644 | Patric | French | Patrician; noble. Form of Patrick. | M | |
| 1645 | Patrice | French | Noble. | F | |
| 1646 | Paul | French | Little. Biblical apostle and evangelist Paul's letters to early Christians comprise many New Testament books. | M | |
| 1647 | Pensee | French | Thoughtful. | F | |
| 1648 | Pepperell | French | Piper. | M | |
| 1649 | Peppin | French | Name of a king. | M | |
| 1650 | Perceval | French | Pierces. | M | |
| 1651 | Percival | French | Pierce. | M | |
| 1652 | Percy | French | Pierces. | M | |
| 1653 | Perren | French | French form of Peter. | M | |
| 1654 | Perrin | French | French form of Peter. | M | |
| 1655 | Perry | French | French form of Peter. | M | |
| 1656 | Perryn | French | French form of Peter. | M | |
| 1657 | Peverell | French | Piper. | M | |
| 1658 | Philibert | French | French derivitive of the Old German Filibert, meaning very bright. Famous bearer: 7th century French abbot St Philibert. | M | |
| 1659 | Philip | French | Loves horses. | M | |
| 1660 | Philippe | French | Loves horses. | M | |