John George of Ohlau
John George of Ohlau ( Polish: Jan Jerzy oławski ) ( 17 June 1552 – Ohlau ( Oława ) , 6 July 1592 ) , was a Duke of Ohlau and Wohlau Wołów ( since 1586 with his brother as a co-ruler until 1592 ) . 
<triplet> John George of Ohlau <subj> 6 July 1592 <obj> date of death <subj> 1592 <obj> date of death