Grebănu is a commune in Buzău County, Muntenia, Romania. It is composed of six villages: Grebănu, Homești, Livada, Livada Mică, Plevna, and Zăplazi.

Natives Pimen Zainea (1929 – 2020), Orthodox Archbishop of Suceava and Rădăuți (1991 – 2020)

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