Ricardo
Ricky
Ralph
Ramsey
Randall
Randell
Randy
Raul
Raylan
Ryan
Reegan
Richard
Rick
Robert
Rico
Roy
I like roman rowan and the Irish name ronan
Reece, I think it looks more masculine with C than S. You could also spell it Rhys. Rolland like someone else wrote.
Rowdy, Raymond, Ryder, Roland
Royce is a manly classy name.
Ryan, Riley, Rees, Ryker, Robert, Rowland...
Oh I like Ramses. There's Raphe/Raphael, Roman, Ranveer. ..
My husband's name is Ramses but we call him Ramsey!!!
Rupert, robert, richard or raymond :)
I have friends with these kid names... Rowen, Ryder, Roman... hope that helps:-)