| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 681 | Barton | English | From the barley farm. | M | |
| 682 | Bartram | English | Famous; glorious raven. | M | |
| 683 | Barwolf | English | Ax wolf. | M | |
| 684 | Basil | English | Royal; kingly. | M | |
| 685 | Basile | English | Variant of Basil: Royal; kingly. | M | |
| 686 | Basilio | English | Variant of Basil: Royal; kingly. | M | |
| 687 | Basilios | English | Variant of Basil: Royal; kingly. | M | |
| 688 | Basilius | English | Variant of Basil: Royal; kingly. | M | |
| 689 | Basset | English | Variant of Bassett: Short. | M | |
| 690 | Bassett | English | Short. | M | |
| 691 | Bates | English | Variant of Bartholomew often used as a surname. | M | |
| 692 | Baubie | English | Diminutive of Barbara: From the Greek barbaros meaning foreign or strange, traveler from a foreign land. In Catholic custom St. Barbara is a protectress against fire and lightning. | F | |
| 693 | Baudier | English | Variant of Balder: Brave warrior; bold army. | M | |
| 694 | Baul | English | Snail. | M | |
| 695 | Bavol | English | Wind. | M | |
| 696 | Bax | English | Baker. | M | |
| 697 | Baxter | English | Baker. | M | |
| 698 | Bay | English | Variant of Bayard auburn-haired. | M | |
| 699 | Bayard | English | Auburn-haired. | M | |
| 700 | Bayarde | English | Variant of Bayard: Brown hair. | M | |