| Name | # Entries |
|---|---|
| Zachariassen | 1 |
| Zachest | 0 |
| Zachmann | 2 |
| Zachos | 5 |
| Zachwieja | 0 |
| Zackaria | 1 |
| Zackeresen | 7 |
| Zackria | 1 |
| Zacks | 1 |
| Zacovich | 0 |
| Zaczek | 3 |
| Zacharyga | 2 |
| Zacherl | 3 |
| Zade | 1 |
| Zader | 1 |
| Zaderevich | 0 |
| Zaden | 1 |
| Zadneprovskaya | 1 |
| Zadoorian | 3 |
| Zadorozhnyi | 1 |
| Zaeitar | 1 |
| Zadworny | 1 |
| Zafaratos | 2 |
| Zafari | 9 |
| Zafarani | 1 |
| Zafaru | 0 |
| Zafer | 6 |
| Zaffarese | 4 |
| Zafaris | 0 |
| Zafarullah | 1 |
| Zaffarano | 6 |
| Zaffiro | 8 |
| Zafirakis | 4 |
| Zafiris | 35 |
| Zafirou | 0 |
| Zafiroudis | 3 |
| Zafirovic | 0 |
| Zafran | 2 |
| Zafrullah | 0 |
| Zagadakis | 0 |
| Zagala | 2 |
| Zagame | 14 |
| Zagani | 0 |
| Zagami Nord | 0 |
| Zagaras | 3 |
| Zagarella | 5 |
| Zagarelos | 2 |
| Zagel | 2 |
| Zagen | 1 |
| Zaggia | 1 |
| Zaghi | 1 |
| Zagoridis | 5 |
| Zagorskaya | 1 |
| Zagroon | 0 |
| Zaguirre | 2 |
| Zagrodny | 1 |
| Zagwojski | 1 |
| Zah | 5 |
| Zahang | 2 |
| Zaharie | 1 |
| Zaharic | 1 |
| Zaharko | 1 |
| Zahed | 5 |
| Zahedi | 13 |
| Zahic | 0 |
| Zahieruddin | 1 |
| Zahiri | 6 |
| Zahirovic | 19 |
| Zahiruddin | 1 |
| Zahl | 37 |
| Zahmel | 8 |
| Zahlani | 2 |
| Zaho | 3 |
| Zahoor | 4 |
| Zahori | 0 |