Robert Plant, born on August 20 ... delighting fans with their spontaneous rendition of "Goodnight." Plant married Maureen Wilson in 1968, and the couple had three children: Carmen Jane, Karac ...

These three pairs of classic rock stars dated for quite a while, but they never ultimately married and made it official.

Photos of Robert Plant and his Band of Joy bandmate Patty ... fueling speculation that the two had recently gotten married. The band's publicist denied knowledge of the event.

Is Robert Plant married to Patty Griffin? While the news has not been officially confirmed, the iconic Led Zeppelin frontman is certainly hinting that he has tied the knot with the Americana darling.