| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 601 | Serle | Teutonic | Armed. | M | |
| 602 | Sewell | Teutonic | Mighty at sea. | M | |
| 603 | Seymour | Teutonic | Mighty at sea. | M | |
| 604 | Siegfried | Teutonic | Victorious peace. | M | |
| 605 | Sigfrid | Teutonic | Victorious peace. | M | |
| 606 | Sigfried | Teutonic | Victorious peace. | M | |
| 607 | Sigismondo | Teutonic | Victorious defender. | M | |
| 608 | Sigismund | Teutonic | Victorious defender. | M | |
| 609 | Sigmond | Teutonic | Victorious defender. | M | |
| 610 | Sigmund | Teutonic | Victorious defender. | M | |
| 611 | Sprague | Teutonic | Alert. | M | |
| 612 | Steen | Teutonic | Stone. | M | |
| 613 | Sten | Teutonic | Stone. | M | |
| 614 | Stig | Teutonic | Mount. | M | |
| 615 | Storm | Teutonic | Storm - bad weather. Surname. | M | |
| 616 | Swain | Teutonic | Young. | M | |
| 617 | Tag | Teutonic | Day. | M | |
| 618 | Tage | Teutonic | Day. | M | |
| 619 | Tajo | Teutonic | Day. | M | |
| 620 | Tedman | Teutonic | Defender of the nation. | M | |