The 46-year-old Australian actor and Irwin, who died in 2006, were good friends, reported Digital Spy.
"I would definitely consider that. I knew Steve, and Steve was an amazing, amazing man. I mean, everybody loved him but I had a relationship behind the camera with him, just a brief one, but that interaction really, really touched me," Jackman said.
Irwin's daughter Bindi has already given her nod to the "Wolverine" star playing the role of her father in the biopic, calling him, "loved, dependable and internationally renowned."