Yadav = particular community related to lord Krishna
Yadavendra = Leader of the Yadavas
Yadu = an ancient King
Yadunandan = son of Yadu, Krishna
Yadunath = Lord Krishna
Yaduraj = Lord Krishna
Yaduvir = Lord Krishna
Yagna = Ceremonial rites to God
Yagnesh
Yagya = sacrifice
Yagyasen = name of king Drupad
Yagyesh = lord for the sacrificial fire
Yaj = A sage
Yajat = Lord Shiva
Yajnadhar = Lord Vishnu
Yajnarup = Lord Krishna
Yajnesh = Lord VishnuYakootah emerald
Yaksha = A Type of a Demi-God
Yamahil = Lord Vishnu
Yamajit = Lord Shiva
Yamha = dove
Yamir = moon
Yash = fame
Yashas = Fame
Yashmit = famed
Yashodev = Lord of fame
Yashodhan = rich in fame
Yashodhar = famous
Yashovardhana
Yashovarman
Yashpal = Lord Krishna
Yashraj = king of fame
Yashvasin = the Popular. Lord Ganesha
Yashwant = one who has achieved glory
Yasti = slim
Yathavan = Lord Vishnu
Yatin = ascetic 

Yatindra = Lord Indra
Yatish = Lord of devotees
Yatiyasa = Silver
Yatnesh = God of Efforts
Yayati = Name of a Sage
Yayin = Lord Shiva
Yogadeva = Lord of Yoga
Yoganidra = Meditation
Yogendra = god of Yoga
Yogesh = god of Yoga
Yogi = Devotee
Yoginampati = Lord of the Yogis
Yogine = Saint. A name for Lord Hanuman
Yogini = Lover of Yogas. Lord Krishna
Yogiraj = Great Ascetic, Lord Shiva
Yojit = Planner
Yudhajit = victor in war
Yudhisthir = firm in battle
Yugandhar
Yugantar
Yukta = Idea
Yuval = Brook
Yuvaraj = prince, heir apparent
Yuyutsu = eager to fight