Which boy's name?

[FrogSong]

Here is our shortlist:
Hayden
Rowan
Ewan
Calvin
Devon

We are in Ireland and those names aren't very common here maybe compared to the UK. I've actually never met a Hayden, Rowan or Ewan and the only Calvin and Devon I've met were English so they're quite rare names here. Thanks in advance, our heads are wrecked. Girl's names are so much easier!

One of our close friends has a Calum, just born a few months ago so that's out unfortunately. Thanks though for the suggestion.

And my cousin has an Evan who we see all the time so that's out too lol

I like Rowan and Ewan, but not the others.