Tarbagatay () is the name of several inhabited localities in Russia.
Urban localities Tarbagatay, Zabaykalsky Krai, an urban-type settlement in Petrovsk-Zabaykalsky District of Zabaykalsky Krai
Rural localities Tarbagatay, Khorinsky District, Republic of Buryatia, a selo in Khorinsky District of the Republic of Buryatia Tarbagatay, Tarbagataysky District, Republic of Buryatia, a selo in Tarbagataysky District of the Republic of Buryatia Tarbagatay, Zaigrayevsky District, Republic of Buryatia, an ulus in Zaigrayevsky District of the Republic of Buryatia