| Yigal Amir | Jigal Amir |
| Yimas language | Język yimas |
| Yining | Yining |
| Yinlong | Jinlong |
| Yipsi Moreno | Yipsi Moreno González |
| Yiquan | Yiquan |
| Yisrael Beiteinu | Yisrael Beitenu |
| Yisrael Meir Lau | Israel Meir Lau |
| Yisroel ben Eliezer | Israel Baal Szem Tow |
| Yisroel Friedman | Izrael Friedman |
| Yitzchak Kaduri | Icchak Kaduri |
| Yitzhak Ben-Zvi | Icchak Ben-Zwi |
| Yitzhak Navon | Icchak Nawon |
| Yitzhak Rabin | Icchak Rabin |
| Yitzhak Shamir | Icchak Szamir |
| YIVO | YIVO |
| Yixianosaurus | Jiksianozaur |
| YLE | YLE |
| Yli-Ii | Yli-Ii |
| Ylitornio | Gmina Övertorneå |
| YMCA | YMCA |
| Ymir | Ymir |
| Yngwie Malmsteen | Yngwie Malmsteen |
| Yo-yo | Jojo |
| Yo-Yo Ma | Yo-Yo Ma |
| Yoann Gourcuff | Yoann Gourcuff |
| Yobe State | Yobe |
| Yochanan Vollach | Yochanan Vollach |
| Yoda | Yoda |
| yodel | jodłować |
| Yog urt | Jogurt |
| Yog-Sothoth | Yog-Sothoth |
| yoga | joga |
| yoghurt | jogurt |
| Yogi Bear | Miś Yogi |
| yogourt | jogurt |
| yogurt | jogurt |
| Yogyakarta | Yogyakarta |
| Yoh Asakura | Yoh Asakura |
| Yohann Diniz | Yohan Diniz |
| Yohannes III of Ethiopia | Papież Jan III |
| Yohannes IV of Ethiopia | Jan IV Kassa |
| Yohimbine | Johimbina |
| Yoho National Park | Park Narodowy Yoho |
| Yojijukugo | Przysłowia chińskie |
| Yojimbo | Bodyguard |
| Yokai | Yōkai |
| yoke | jarzmo |
| yokel | prostak |
| Yoknapatawpha County | Yoknapatawpha |
| Yoko Kanno | Yōko Kanno |
| Yoko Ono | Yoko Ono |
| Yokohama | Jokohama |
| Yokohama Rubber Company | Jokohama |
| Yokosuka Naval Air Technical Arsenal | Yokosuka |
| Yokozuna | Yokozuna |
| Yokut | Yokutowie |
| Yola Ramírez | Yola Ramírez |
| Yolanda | Jolanta |
| Yolande of Jerusalem | Jolanta Jerozolimska |
| Yoldia Sea | Morze Yoldiowe |
| yolk | żółtko |
| Yom Kippur | Jom Kippur |
| Yom Kippur War | Wojna Jom Kippur |
| Yonatan Netanyahu | Jonatan Netanjahu |
| Yone Minagawa | Yone Minagawa |
| Yongbyon | Ośrodek Badań Jądrowych w Jongbjon |
| Yongbyon Nuclear Scientific Research Center | Ośrodek Badań Jądrowych w Jongbjon |
| Yonge-Dundas Square | Dundas Square |
| yoni | joni |
| Yonne | Yonne |
| Yonne River | Yonne |
| Yoo Young-chul | Yoo Young-Chul |
| Yopal | Yopal |
| YOPER | Yoper |
| Yordan Letchkov | Jordan Leczkow |
| Yordan Radichkov | Jordan Radiczkow |
| Yordan Yovkov | Jordan Jowkow |
| Yordanka Donkova | Jordanka Donkowa |
| York | York |
| York County | Hrabstwo York |
| York University | Uniwersytet York |
| Yorktown class aircraft carrier | Lotniskowce typu Yorktown |
| Yoruba | joruba |
| Yoruba language | Język joruba |
| Yoruba people | Jorubowie |
| Yoruichi Shihouin | Yoruichi Shihouin |
| Yos Sudarso Island | Yos Sudarso |
| Yosa Buson | Yosa Buson |
| Yosef Lapid | Yosef Lapid |
| Yosef Yitzchok Schneersohn | Joseph Isaac Schneersohn |
| Yosemite National Park | Park Narodowy Yosemite |
| Yosemite Valley | Park Narodowy Yosemite |
| Yoshida Kenkō | Yoshida Kenkō |
| Yoshie Takeshita | Yoshie Takeshita |
| Yoshihide Otomo | Yoshihide Otomo |
| Yoshihiro Yasuda | Yoshihiro Yasuda |
| Yoshiki | Yoshiki Hayashi |
| Yoshio Kushida | Yoshio Kushida |
| Yoshitaka Amano | Yoshitaka Amano |
| Yoshitoshi ABe | Yoshitoshi ABe |
| Yoshkar-Ola | Joszkar-Oła |
| Yossi Beilin | Yossi Beilin |
| Yossi Benayoun | Yossi Benayoun |
| yotta- | jotta- |
| Yottabit | Jottabit |
| Yotvingia | Jaćwież |
| Yotvingians | Jaćwingowie |
| you | was |
| you (''singular'') | ty |
| You and Me Both | You And Me Both |
| You Are Empty | You Are Empty |
| you are what you eat | jesteś tym, co jesz |
| you betcha | pewnie |
| you can | można |
| you can bet your bottom dollar | pewnie |
| you can't make an omelette without breaking eggs | gdzie drwa rąbią, tam wióry lecą |
| you can't teach an old dog new tricks | nie przesadza się starych drzew |
| you cannot say A without saying B | powiedziałeś A, powiedz B |
| You Could Have It So Much Better | You Could Have It So Much Better |
| you may | można |
| You Only Live Twice | Żyje się tylko dwa razy |
| You please yourself | Jak wam się podoba |
| you scratch my back and I'll scratch yours | ręka rękę myje |
| You will not grasp her with your mind | Nie sposób pojąć jej rozumem |
| you're welcome | nie ma za co |
| you've got to crack a few eggs to make an omelette | gdzie drwa rąbią, tam wióry lecą |
| you-know-who | wiesz kto |
| Youkai | Yōkai |
| Youn Only Live Twice | Żyje się tylko dwa razy |
| young | młody |
| Young Adam | Młody Adam |
| Young Artist Award | Nagroda Młodych Artystów |
| Young Bosnia | Młoda Bośnia |
| Young goat | Atol Kili |
| Young Ireland | Młoda Irlandia |
| Young Latvians | Młodołotysze |
| young man | młodzieniec |
| Young Man Afraid Of His Horses | Boją Się Nawet Jego Koni |
| Young Man with a Horn | Młody człowiek z trąbką |
| Young Plan | Plan Younga |
| Young Poland | Młoda Polska |
| Young Socialists in the SPD | Jusos |
| Young Turks | Młodoturcy |
| Young Vivian | Young Vivian |
| Young's modulus | Moduł Younga |
| Younger Dryas | Młodszy dryas |
| Younger Edda | Edda prozaiczna |
| Youngest child | Beniamin |
| youngster | młodzieniec |
| Younis Mahmoud | Younis Mahmoud |
| younker | panicz |
| your | pański |
| Your cup of tea | Pierwiastek |
| Your Majesty | Wasza Wysokość |
| your mom | twoja stara |
| your mother | twoja stara |
| your wish is my command | twoje życzenie jest dla mnie rozkazem |
| Youri Djorkaeff | Youri Djorkaeff |
| Yourkas Seitaridis | Georgios Seitaridis |
| yours | twój |
| yours sincerely | z poważaniem |
| yourself | siebie |
| Yousuf Karsh | Yousuf Karsh |
| youth | młodzież |
| youth hostel | schronisko młodzieżowe |
| YouTube | YouTube |
| Yoweri Museveni | Yoweri Museveni |
| Yozhef Sabo | Jożef Sabo |
| YPbPr | YPbPr |
| yperite | iperyt siarkowy |
| Ypres | Ypres |
| Ypresian | Ipres |
| Ypsilanti | Ypsilanti |
| Ypsilantis | Ypsilanti |
| yr | r. |
| Yser | Żelazo |
| Ystad | Ystad |
| Ystad Municipality | Ystad |
| ytterbium | iterb |
| yttrium | itr |
| Yttrium aluminium garnet | Yttrium Aluminum Garnet |
| Yu Aida | Yu Aida |
| Yu the Great | Yu |
| Yuan Dynasty | Dynastia Yuan |
| Yuan Shikai | Yuan Shikai |
| Yuanmou Man | Człowiek z Yuanmou |
| Yucatec Maya language | Języki majańskie |
| Yucatán | Jukatan |
| Yucatán Channel | Cieśnina Jukatańska |
| Yucatán Peninsula | Półwysep Jukatan |
| yuck | fuj |
