| yakokse | yak |
| Yakuza | Yakuza |
| Yale | Universidad Yale |
| Yalelås | Cerradura de tambor de pines |
| Yama | Yama |
| Yamaha | Yamaha Corporation |
| Yamamoto Tsunetomo | Yamamoto Tsunetomo |
| Yamoussoukro | Yamoussoukro |
| yams | ñame |
| Yams-ordenen | Dioscoreales |
| Yamuna | Yamuna |
| Yang di-Pertuan Agong | Yang di-Pertuan Agong |
| Yangtze | Yangtsé |
| yankee | yanqui |
| Yao Ming | Yao Ming |
| Yaoundé | Yaundé |
| Yaracuy | Yaracuy |
| Yard | Yarda |
| Yaren | Yaren |
| Yaroslav Popovych | Yaroslav Popovych |
| Yashar Kemal | Yaşar Kemal |
| Yasser Arafat | Yasir Arafat |
| Yasukuni helligdommen | Santuario Yasukuni |
| Yatzy | Generala |
| Yawl | Vela ligera |
| yde | equipar |
| yderligere emballage | envase adicional |
| ydmyge | rebajar |
| ydre område | espacio exterior |
| Yeah Yeah Yeahs | Yeah Yeah Yeahs |
| Yehudi Menuhin | Yehudi Menuhin |
| Yellow Dog Linux | Yellow Dog |
| Yellowknife | Yellowknife |
| Yellowstone National Park | Parque Nacional Yellowstone |
| Yellowstonefloden | Río Yellowstone |
| Yemen | Yemen |
| Yemenkamæleon | Chamaeleo calyptratus |
| Yeti | Yeti |
| Yggdrasil | Yggdrasil |
| Yin og yang | Yin y yang |
| Yitzhak Ben-Zvi | Yitzjak Ben-Zvi |
| Yitzhak Rabin | Isaac Rabin |
| Yixian-formationen | Formación de Yixian |
| Ymer | Ymir |
| yndig | apetitoso |
| ynglefugle | aves nidificantes |
| Ynglingesaga | Saga de los Ynglings |
| Yngre | Menor que |
| Yngre Edda | Edda prosaica |
| Yngre stenalder | Neolítico |
| Yoann Gourcuff | Yoann Gourcuff |
| Yobibyte | Yobibyte |
| Yochanan Vollach | Yochanan Vollach |
| Yoga | Yoga |
| Yoghurt | Yogur |
| Yoko Ono | Yōko Ono |
| Yokohama | Yokohama |
| Yokozuna | Rodney Anoai |
| Yom Kippur | Yom Kipur |
| Yom Kippur-krigen | Guerra de Yom Kipur |
| Yone Minagawa | Yone Minagawa |
| Yongle-encyklopædien | Yongle Dadian |
| Yonne | Yonne |
| York | York |
| Yorkshire | Yorkshire |
| Yorkshireterrier | Yorkshire terrier |
| You Only Live Twice | Sólo se vive dos veces |
| YouTube | YouTube |
| Yoyo | Yo-yo |
| Yoøurt | Yogur |
| ypsilon | ípsilon |
| ytre | pronunciar |
| ytringsfrihed | libertad de expresión |
| ytterbium | iterbio |
| yttrium | itrio |
| Yuan-dynastiet | Dinastía Yuan |
| Yucatán | Yucatán |
| Yucatán-halvøen | Península de Yucatán |
| Yucca | Yucca |
| Yukon | Yukón |
| Yukonfloden | Río Yukón |
| Yuma | Yuma |
| Yunnan | Yunnan |
| Yuri Dolgoruki | Submarino Yuri Dolgorukiy |
