What about [name_u]Teagan[/name_u]? It’s not the right meaning, but it popped into my mind straight away for you.
Or, maybe you would like…
Atley (from the meadow)
[name_u]Hadley[/name_u] ([name_f]Heather[/name_f] field)
[name_m]Warren[/name_m] (park keeper)
[name_u]Bentley[/name_u] (meadow with coarse grass)
[name_m]Berkeley[/name_m] (where the bitch trees grow)
[name_u]Dale[/name_u] (valley)