Trivia. what wrestlers on the current roster have had a match against the rock?

Well, this isn't off the top of my head, but here's everyone on the current WWE roster that The Rock has faced, either in singles or tag matches; this doesn't count Royal Rumble matches.

Booker T, Brock Lesnar, Chris Jericho, Christian, CM Punk, Jerry Lawler, John Cena, Kane, Mark Henry, R-Truth, Randy Orton, Tensai (as Albert), The Big Show, The Miz, The Undertaker, Triple H, Vince McMahon, William Regal

Triple H, Brock Lesner, Kane, John Cena, Undertaker, Mark Henry, Chris Jericho, The Miz & R.Truth in tag team action, Randy Orton in tag team handicap match (Evolution vs Rock n Sock Connection)

Off the top of my head: Triple H, John Cena, Chris Jericho, Mark Henry, Kane, The Undertaker, Brock Lesnar.

Chris Jericho.

He beaten both Rock and Stone Cold in 1 night.

FUN FACT: Jericho pinned Rock to be champion