Y
- Yakama Indian ReservationIndian reservation in Washington, United States
- Yakö peopleThe Yakurr (also Yakö and Yakạạ) live in five compact towns in Cross River State (Obono 20
- Yali peopleYali are a major tribal group in Highland Papua, Indonesia, and live to the east of the Ba
- Yalu River Broken BridgeThe Yalu River Broken Bridge (simplified Chinese: 鸭绿江断桥; traditional Chinese: 鴨綠江斷橋; pinyi
- Yamagata PrefecturePrefecture of Japan
- Yamaguchi PrefecturePrefecture of Japan
- Yamalo-Nenets Autonomous OkrugAutonomous okrug in Ural, Russia
- Yamanashi PrefecturePrefecture of Japan
- Yap StateConstituent state of the Federation of Micronesia
- Yarlung Tsangpo Grand CanyonCanyon in Tibet, China
- Yaur peopleYaur is one of the ethnic groups that live in the northern coastal area of Yaur District,
- Yazd provinceProvince of Iran
- Yeniseian peoplesIndigenous peoples of Central Siberia in Russia
- Yobe StateState of Nigeria
- YorkshireHistoric county of England
- Yorkshire and the HumberRegion of England
- Yorkshire DalesUpland area of the Pennines in Northern England
- YucatánState of Mexico
- Yucatec Maya languageMayan language spoken in Mexico and Belize
- YukonTerritory of Canada