203 results
| Young | 2543 |
| Yates | 395 |
| Yang | 293 |
| Yee | 182 |
| You | 178 |
| York | 154 |
| Yorke | 83 |
| Youngman | 70 |
| Yeoman | 63 |
| Yardley | 63 |
| Yule | 62 |
| Yoon | 61 |
| Yoo | 60 |
| Yan | 55 |
| Yusuf | 51 |
| Yip | 50 |
| Yeung | 45 |
| Yeo | 43 |
| Yard | 39 |
| Yeates | 38 |
| Yong | 35 |
| Yuen | 34 |
| Younger | 33 |
| Yap | 33 |
| Yun | 32 |
| Yuan | 30 |
| Yeatman | 29 |
| Yand | 29 |
| Yung | 27 |
| Yen | 26 |
| Yin | 26 |
| Yim | 25 |
| Ying | 25 |
| Yellow | 25 |
| Yao | 23 |
| Yeh | 21 |
| Yon | 19 |
| Yovich | 19 |
| Yunus | 18 |
| Youngs | 17 |
| Yousif | 17 |
| Yau | 16 |
| Yukich | 16 |
| Yousuf | 15 |
| Yeomans | 14 |
| Yale | 14 |
| Youn | 13 |
| Yeats | 13 |
| Yam | 12 |
| Yum | 12 |
| Yarrow | 12 |
| Yacoob | 12 |
| Yue | 11 |
| Youngson | 11 |
| Yandall | 11 |
| Yorston | 11 |
| Yandle | 10 |
| Yuill | 10 |
| Youssef | 10 |
| Yazbek | 10 |
| Yeast | 9 |
| Yerkovich | 9 |
| Yuasa | 9 |
| Yamamoto | 8 |
| Yamada | 8 |
| Yeager | 8 |
| Yelverton | 8 |
| Yako | 8 |
| Yew | 8 |
| Yiu | 7 |
| Yanko | 7 |
| Yarn | 7 |
| Yanez | 7 |
| Yuh | 7 |
| Yousef | 6 |