I’m not a fan of:
[name_m]Watson[/name_m] – way too close to [name_m]Warren[/name_m] as lovely as it is
[name_m]Hank[/name_m] – a bit rough and heavy for me
[name_m]Fitzroy[/name_m] / [name_m]Fitzgerald[/name_m] – a bit heavy again for me
[name_m]Harding[/name_m] – would not want ‘hard’ if i were a boy 
I like:
[name_m]Samson[/name_m] – sunny, handsome and cool
[name_m]Linus[/name_m] – sleek, charming and clunky cool
[name_m]Murphy[/name_m] – quirky, cool and charming
[name_m]Lyle[/name_m] – old-man but cool sounds
[name_m]Ambrose[/name_m] – handsome and friendly with a bit of grandeur
[name_m]Tobias[/name_m] – gentle, handsome and lovely
[name_m]Augustine[/name_m] – sophisticated with a rugged nickname