Yosif Yosifovich Grigan, Yulia Tymoshenko's maternal grandfather, whose nationality was Latvian, was born in Riga, Latvia, in 1884.
Yosif Yosifovich Grigan, Yulia Tymoshenko's great grandfather was the father of Maria Yosifovna Grigyan. Yosif's was born in Riga, Latvia, in 1884.