| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 621 | Bob | English | Abbreviation of Robert. | M | |
| 622 | Bobbie | English | Abbreviation of Robert. | M | |
| 623 | Bobby | English | Abbreviation of Robert. | M | |
| 624 | Boc | English | Male deer. | M | |
| 625 | Bocleah | English | Lives at the buck meadow. | M | |
| 626 | Bocley | English | Lives at the buck meadow. | M | |
| 627 | Boda | English | Herald. | M | |
| 628 | Bolton | English | From the manor farm. | M | |
| 629 | Bond | English | Tied to the land. | M | |
| 630 | Bonde | English | Variant of Bond: Man of the land. | M | |
| 631 | Bondig | English | Free. | M | |
| 632 | Bondon | English | Variant of Bond: Man of the land. | M | |
| 633 | Bonds | English | Variant of Bond: Man of the land. | M | |
| 634 | Booker | English | Bible. | M | |
| 635 | Boone | English | Good; a blessing. American frontier hero Daniel Boone. | M | |
| 636 | Boot | English | Variant of Booth: House. | M | |
| 637 | Boote | English | Variant of Booth: House. | M | |
| 638 | Booth | English | Lives in a hut. | M | |
| 639 | Boothe | English | Lives in a hut. | M | |
| 640 | Borden | English | From the boar valley. | M | |