| Yigoga serraticornis | Yigoga signifera | Yigoga sincera |
| Yigoga spinifera | Yigoga spinosa | Yigoga spissa |
| Yigoga spissilinea | Yigoga stigmatula | Yigoga strenua |
| Yigoga subturbans | Yigoga sureyae | Yigoga taftanica |
| Yigoga tauricola | Yigoga toxistigma | Yigoga truculenta |
| Yigoga turbans | Yigoga turcicola | Yigoga unifica |
| Yigoga wiltshirei | Yigoga xanthosemata | Yiinthi |
| Yiinthi anzsesorum | Yiinthi chillagoe | Yiinthi gallonae |
| Yiinthi kakadu | Yiinthi lycodes | Yiinthi molloyensis |
| Yiinthi spathula | Yiinthi torresiana | Yilgarnia |
| Yilgarnia currycomboides | Yilgarnia linnaei | Yim Da-young |
| Yim Si-wan | Yimenosaurus | Yimnashana ceylonica |
| Yimnashana denticulata | Yimnashana lungtauensis | Yimnashana theae |
| Yimnashaniana jianfenglingensis | Yinchie | Yinchie zaohui |
| Ying ji-1 | Yingaresca | Yingaresca absimilis |
| Yingaresca amabilis | Yingaresca amazonica | Yingaresca batesi |
| Yingaresca bohiensis | Yingaresca bowditchi | Yingaresca brevicollis |
| Yingaresca brevivittata | Yingaresca chrysura | Yingaresca colasi |
| Yingaresca conifera | Yingaresca constanzae | Yingaresca cyclopea |
| Yingaresca devota | Yingaresca difficilis | Yingaresca echinoderma |
| Yingaresca freyi | Yingaresca fulvonigra | Yingaresca fuscomaculata |
| Yingaresca hexarhabdota | Yingaresca holosericea | Yingaresca inaequalis |
| Yingaresca jamaicensis | Yingaresca labida | Yingaresca laticollis |
| Yingaresca maculipennis | Yingaresca maculipes | Yingaresca melanocephala |
| Yingaresca nerea | Yingaresca obliterata | Yingaresca obsurofasciata |
| Yingaresca ornata | Yingaresca orthodera | Yingaresca oteroi |
| Yingaresca pauperata | Yingaresca pereirai | Yingaresca poeciloptera |
| Yingaresca scurrilis | Yingaresca spiloptera | Yingaresca terminalis |
| Yingaresca varicornis | Yingaresca venustula | Yingaresca volatilis |
| Yingaresca wolcotti | Yingaresca zezia | Yinghuo-1 |
| Yinglak Chinnawat | Yingluck Shinawatra | Yingshanosaurus |
| Yinlong | Yinshania | Yinshania acutangula |
| Yinshania furcatopilosa | Yinshania henryi | Yinshania paradoxa |
| Yinshania rivulorum | Yinshania sinuata | Yinshania zayuensis |
| YinYueTai | Yirce, Sungurlu | Yiricek, Göksun |
| Yirmibeşoğlu, Yenice | Yiruma | Yitirmez, Gümüşhane |
| Yitzchak Abadi | Yitzhak Ben-Zvi | Yitzhak Navon |
| Yitzhak Rabin | Yitzhak Shamir | Yivdincik, Keşap |
| Yixianosaurus | Yizhousaurus | YKK |
| Yksdarhus lyneborgi | Ylang công chúa | Ylang-ylang |
| Yläne | Yle | YLE |
| Yleyrodes isoberlinae | Yli-Ii | Ylihärmä |
| Ylikiiminki | Ylistaro | Ylitornio |
| Yllenus | Yllenus albifrons | Yllenus albocinctus |
| Yllenus algarvensis | Yllenus aralicus | Yllenus arenarius |
| Yllenus auriceps | Yllenus auspex | Yllenus bactrianus |
| Yllenus bajan | Yllenus bakanas | Yllenus baltistanus |
| Yllenus bator | Yllenus bucharensis | Yllenus caspicus |
| Yllenus charynensis | Yllenus coreanus | Yllenus dalaensis |
| Yllenus desertus | Yllenus dunini | Yllenus erzinensis |
| Yllenus flavociliatus | Yllenus gajdosi | Yllenus gavdos |
| Yllenus gregoryi | Yllenus guseinovi | Yllenus halugim |
| Yllenus hamifer | Yllenus horvathi | Yllenus improcerus |
| Yllenus kalkamanicus | Yllenus karakumensis | Yllenus karnai |
| Yllenus knappi | Yllenus kononenkoi | Yllenus kotchevnik |
| Yllenus kulczynskii | Yllenus logunovi | Yllenus lyachovi |
| Yllenus maoniuensis | Yllenus marusiki | Yllenus mirabilis |
| Yllenus mirandus | Yllenus mongolicus | Yllenus murgabicus |
| Yllenus namulinensis | Yllenus nigritarsis | Yllenus nurataus |
| Yllenus pamiricus | Yllenus pavlenkoae | Yllenus pseudobajan |
| Yllenus pseudovalidus | Yllenus ranunculus | Yllenus robustior |
| Yllenus rotundiorificus | Yllenus saliens | Yllenus salsicola |
| Yllenus shakhsenem | Yllenus squamifer | Yllenus tamdybulak |
| Yllenus tschoni | Yllenus turkestanicus | Yllenus tuvinicus |
| Yllenus uiguricus | Yllenus univittatus | Yllenus uzbekistanicus |
| Yllenus validus | Yllenus vittatus | Yllenus zaraensis |
| Yllenus zhilgaensis | Yllenus zyuzini | Ylvis |
| YM | Ymare | YMCA |
| YMCK | Ymeray | Ymir (thần thoại) |
| Ymnos eis tin Eleftherian | Ymonville | Ynys Môn |
| Yo (hangul) | Yo yo | YO-51 Dragonfly |
| Yo-kai Watch | Yo-Kai Watch | Yo-yo |
| Yoakum, Texas | Yoania | Yoania amagiensis |
| Yoania flava | Yoania japonica | Yoania prainii |
| Yoğun, Çermik | Yoğunağaç, Karakoçan | Yoğunbilek, Arıcak |
| Yoğunburç, Şanlıurfa | Yoğunca, Siverek | Yoğunhisar, Boğazlıyan |
| Yoğunhisar, Hamur | Yoğunoluk, İkizce | Yoğunoluk, Göksun |
| Yoğunoluk, Kadirli | Yoğunoluk, Kepsut | Yoğunoluk, Milas |
| Yoğunoluk, Samandağ | Yoğunoluk, Taşköprü | Yoğunpelit, Alaçam |
| Yoğunpelit, Çorum | Yoğunpelit, Beypazarı | Yoğunpelit, Reşadiye |
| Yoğunpelit, Yığılca | Yoğunpelit, Zara | Yoğunsöğüt, Elbistan |
| Yoğuntaş, Şahinbey | Yoğuntaş, Kırklareli | Yoğurtçular, Şırnak |
| Yoğurtçular, Şenkaya | Yoğurtçular, Torbalı | Yoğurtlu, Erzincan |
| Yoğurtlu, Hizan | Yoğurtyemez, Ahlat | Yoü and I |
| Yobaín | Yoctô | Yocto |
| Yoda | Yoder, Oregon | Yoder, Quận Reno, Kansas |
| Yodo-Dono | Yodogawa-ku, Ōsaka | Yodogawa-ku, Osaka |
| Yodok | Yoe, Pennsylvania | Yoga |
| Yoga cười | Yogana, Oaxaca | Yogetor |
| Yogetor bellus | Yogetor spiralis | Yoghurt |
| Yogi | Yogin | Yogini |
| Yogurt | Yogyakarta | Yogyakarta (thành phố) |
| Yohan - Cậu bé lang thang | Yohan – Barnevandreren | Yohan Cabaye |
| Yohan: The Child Wanderer | Yohana Cobo | Yohannes IV |
| Yohannes IV của Ethiopia | Yohei Fukumoto | Yohei Hayashi |
| Yohei Naito | Yohei Nishimura | Yohei Ono |
| Yohei Otake | Yohei Takaoka | Yohei Toyoda |
| Yohio | Yohkoh | Yoichi Kuroda |
| Yoichi Naganuma | Yoichiro Kakitani | Yoichiro Nambu |
| Yoji Sasaki | Yojimbo | Yojimbo (phim) |
