Robinson graduated from Mississippi Gulf Coast and attended the University of West Georgia, where he lettered during the 1998 season.
Robinson Crusoe | Edward G. Robinson | Jackie Robinson | Mary Robinson | Smokey Robinson | Tom Robinson | Tony Robinson | Sugar Ray Robinson | Earl Robinson | Kim Stanley Robinson | Robinson Jeffers | Robinson | Joan Robinson | Hercules Robinson, 1st Baron Rosmead | Ged Robinson | Constable & Robinson | Avery Dennison | Expedition Robinson | Benjamin Lincoln Robinson | Paul Robinson | Nate Robinson | Gene Robinson | Bill Robinson | Brooks Robinson | William Dennison | Theodore Robinson | Stanford Robinson | Sharon Robinson | Reginald Robinson | Kit Robinson |
When the Arena Football League suspended operations in 2009, Michna signed with the Chicago Slaughter of the CIFL, along with other Rush players and coaches Donovan Morgan, Bobby Sippio, Dennison Robinson, DeJuan Alfonzo, and Bob McMillen.