- Yablonka
- Yablonsky
- Yager
- Yaguana
- Yamamoto
- Yammine
- Yance
- Yanes
- Yanez
- Yankovich
- Yapur
- Yarbrough
- Yaroshuk
- Yates
- Yativ
- Yau
- Yavar
- Yavers
- Yavner
- Ybarra
- Ycaza
- Yde
- Yeager
- Yeargin
- Yearwood
- Yeatman
- Yedra
- Yefet
- Yehezkel
- Yelen
- Yen
- Yera
- Yero
- Yeslow
- Yeung
- Yi
- Yin
- Yngerto
- Yon
- Yong
- York
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- Younis
- Yovel
- Yrosalinsky
- Yu
- Yuck
- Yudovich
- Yuhr
- Yumart
- Yuni
- Yunis
- Yuravage
- Yussef