heres my first salvo of guesses, althoug i still dont believe that he will admit if any of us guess it.
Aaron, Able, Adam, Adolph, Adrian, Ahsan, Aidan, Aiden, Alan, Alex, Alistair, Amir, Andres, Andrew, Andy, Angelo, Anton, Antonio, Anthony, Archie, Arnold, Arthur, Ashley, Avenir
Bailey, Baron, Barry, Barnaby, Ben, Bernard, Bill, Bob, Bobby, Brad, Bradley, Braden, Brandon, Brendan, Brendon, Brent, Brett, Brian. Bryan, Bronsen, Bruce, Bryce, Byard
Callum, Calvin, Cameron, Carl, Carlo, Carson, Casey, Chad, Charles, Chris, Christen, Christian, Christopher, Chuck, Clarence, Clark, Cliff, Clive, Cole, Colin, Connor, Conor, Cory, Craig, Crispin, Curtis, Cyrus
Dale, Damien, Damon, Dan, Danny, Dane, Daniel, Darrell, Darren, Darwyn, Daryl, Dave, David, Dean, Dele, Dennis, Derek, Dillon, Dominic, Don, Doug, Drew, Duffy, Duncan, Dylan, Dwayne
Earl, Eddie, Eddy, Edgar, Edward, Elis, Elliott, Eric, Erwin, Ethan, Eugine, Evan
Fernando, Finn, Frank, Fraser, Frederick / Fred / Freddie, Fritz
Gareth, Garon, Gary, Garry, Gavin, Gene, Geoff, Geoffrey, George, Gerry, Gilbert, Gilleathain, Glen, Glyn, Gordon, Greame, Graham, Grahame, Grant, Greg, Gregor, Guy
Harry, Harvey, Haydn, Heinz, Henry, Howard, Howell, Hugh
Ian, Ivor, Izzy
Jacob, Jake, Jamie, James, Jarrod, Jason, Jay, Jaz, Jed, Jeff, Jerome, Jeremy, Jesse, Jack, Jeremiah, Jim, Jimmy, Joe, Joel, John, Jon, Jolyon, Jonathan, Jordan, Jorge, Jose, Josh, Julian, Junior, Justin
Kain, Kasey, Keegan, Keiran, Kev, Kevin, Keith, Kenneth, Kerry, Kirk, Kurt, Kyle
Lance, Larry, Laurey, Lawrence, Lee, Leo, Les, Levi, Lewis, Liam, Louis, Lorenzo, Lucas, Luke, Lyndon
Madison, Malcolm, Marc, Mario, Marion. Mark, Marko, Marshall, Martin, Marvin, Matthew, Mat, Matty, Medan, Menno, Michael, Mick, Mike, Mintesh, Miriam, Mitchell, Mohammed