| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 601 | Del | French | Surname prefix meaning 'of the.' Also used as an independent name and an abbreviation of names beginning with Del-. | M | |
| 602 | Delaine | French | From the elder tree grove. | M | |
| 603 | Delancy | French | From the elder tree grove. | M | |
| 604 | Delane | French | From the elder tree grove. | M | |
| 605 | Delaney | French | From the elder tree grove. | M | |
| 606 | Delano | French | From the elder tree grove. | M | |
| 607 | Delight | French | Pleasure or youthful. | F | |
| 608 | Delit | French | Pleasure. | F | |
| 609 | Delmar | French | Mariner. | M | |
| 610 | Delmare | French | Of the sea. | F | |
| 611 | Delmer | French | Mariner Of the sea.'. | M | |
| 612 | Delmon | French | Of the mountain. | M | |
| 613 | Delmont | French | Of the mountain. | M | |
| 614 | Delmore | French | Of the sea. | M | |
| 615 | Delphine | French | Dolphin. Derived from the Greek name. Famous bearer: a thirteenth-century French saint. | F | |
| 616 | Delray | French | Of the King. | M | |
| 617 | Delrick | French | Of the King. | M | |
| 618 | Delrico | French | Of the King. | M | |
| 619 | Delron | French | Of the King. | M | |
| 620 | Delroy | French | Of the King. | M | |