Brother for Gemma and Harriet?

Struggling to find a boys name we like that goes with [name_f]Gemma[/name_f] and [name_f]Harriet[/name_f]: we have so many names already in the family and don’t want to re-use. Things like [name_m]George[/name_m], [name_m]Arthur[/name_m], [name_u]Michael[/name_u], [name_m]Andrew[/name_m], [name_m]Oliver[/name_m] are out. We don’t want a really unique name, but something sightly different would be good. Thanks in advance.
Full names are [name_f]Gemma[/name_f] [name_f]Claire[/name_f] and [name_f]Harriet[/name_f] [name_f]Jane[/name_f].

[name_f]Gemma[/name_f], [name_f]Harriet[/name_f] and…

[name_m]Louis[/name_m]
[name_m]David[/name_m]
[name_m]Joseph[/name_m]
[name_m]Oscar[/name_m]
[name_m]Edward[/name_m]
[name_m]William[/name_m]
[name_m]Theodore[/name_m]
[name_m]Nathan[/name_m]
[name_m]Reuben[/name_m]
[name_m]Matthew[/name_m]
[name_m]Richard[/name_m]
[name_m]Dominic[/name_m]
[name_m]Patrick[/name_m]
[name_m]Marco[/name_m]
[name_m]Timothy[/name_m]
[name_u]Owen[/name_u]
[name_m]Vincent[/name_m]
[name_m]Nicholas[/name_m]
[name_m]Peter[/name_m]
[name_m]Daniel[/name_m]

Something British…

[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Louis[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Alfred[/name_m] ([name_u]Alfie[/name_u])
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Frederick[/name_m] ([name_u]Freddie[/name_u])
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_u]Theo[/name_u]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_u]Rory[/name_u]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Sebastian[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Felix[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Calum[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Benedict[/name_m] ([name_m]Ben[/name_m])
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Rufus[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Axel[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Rupert[/name_m]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Charles[/name_m] ([name_u]Charlie[/name_u])
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Christopher[/name_m] ([name_u]Kit[/name_u])
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_u]Toby[/name_u]
[name_f]Gemma[/name_f], [name_f]Harriet[/name_f], and [name_m]Leo[/name_m]