| Yenín | Dschenin |
| Yerba Buena | Yerba Buena |
| yerba pastel | Färberwaid |
| Yermak Timofeyevich | Jermak |
| yermo | Ödland |
| Yerna | Stute |
| yerno | Schwiegersohn |
| Yerr | Fehler |
| Yersinia | Yersinia |
| yesca | Zunder |
| yesera | Gipserin |
| Yesero | Stukkateur |
| Yeshivá | Jeschiwa |
| yeso | Gipsverband |
| yeso blanco | Gips |
| Yeso mate | Stuck |
| yesquero | Zunderbüchse |
| yeti | Yeti |
| Yevgeniy Landis | Jewgeni Michailowitsch Landis |
| Yevgeny Kafelnikov | Jewgeni Alexandrowitsch Kafelnikow |
| Yewá | Yewa |
| Yeyuno | Jejunum |
| Yeísmo | Yeísmo |
| Yggdrasil | Yggdrasil |
| Yggdrasil Linux | Yggdrasil Linux |
| Yi | Yi |
| Yi Munyol | Yi Mun-yol |
| Yi Sun Sin | I Sun-sin |
| Yibuti | Dschibuti |
| yibutiano | dschibutisch |
| yibutí | Dschibutier |
| Yichang | Yichang |
| yiddish | Jiddisch |
| yidis | Jiddisch |
| yiff | Yiff |
| yiffear | vögeln |
| Yigael Yadin | Jigael Jadin |
| Yigal Alón | Jigal Allon |
| Yigal Tumarkin | Igael Tumarkin |
| yihad | Dschihad |
| Yihad Islámico | Islamischer Dschihad |
| Yildun | Yildun |
| yin | Yin |
| Yin Xu | Yinxu |
| Yin y yang | Yin und Yang |
| Yip S-Am | Jeep |
| Yipsi Moreno | Yipsi Moreno |
| YIQ | YIQ-Farbmodell |
| Yishuv | Jischuw |
| Yitzhak Hofi | Jitzchak Chofi |
| Yitzjak Ben-Zvi | Jitzchak Ben Tzwi |
| Yitzjak Navón | Jitzchak Nawon |
| Yizya | Dschizya |
| Yleisradio | Yleisradio |
| Yma Sumac | Yma Sumac |
| YMCA | Christlicher Verein Junger Menschen |
| Ymir | Ymir |
| yo | Ego |
| yo misma | selbst |
| yo mismo | selbst |
| yo soy británica | ich bin Engländer |
| yo soy británico | ich bin Engländer |
| Yo tengo un sueño | I Have a Dream |
| Yo Yo Ma | Yo-Yo Ma |
| Yo-yo | Yo-Yo |
| Yoann Gourcuff | Yoann Gourcuff |
| Yocasta | Iokaste |
| Yochanan Vollach | Yochanan Vollach |
| yodar | jodieren |
| Yodel | Jodler |
| yodo | Jod |
| Yoduro amónico | Ammoniumiodid |
| Yoduro de plata | Silberiodid |
| Yoduro de potasio | Kaliumiodid |
| yoga | Joga |
| yoghi | Jogi |
| yogi | Jogi |
| Yogi Bhajan | Yogi Bhajan |
