I typically like 1 to 2 syllable middle names, for example:
Girls:
[name_f]Fern[/name_f]
[name_f]Mae[/name_f]
[name_u]True[/name_u]
[name_f]Rose[/name_f]
[name_u]Bliss[/name_u]
[name_f]Joy[/name_f]
[name_u]June[/name_u]
[name_u]Wren[/name_u]
[name_u]Sloane[/name_u]
Boys:
[name_u]James[/name_u]
[name_m]Bear[/name_m]
[name_u]Hayes[/name_u]
[name_u]Hudson[/name_u]
[name_m]Rhodes[/name_m]
[name_u]Blake[/name_u]
[name_m]Wesley[/name_m]
[name_u]Maxwell[/name_u]
[name_u]West[/name_u]
Thanks guys!!
Song, [name_u]Sage[/name_u], [name_f]Dawn[/name_f], [name_u]Dove[/name_u], [name_f]Fawn[/name_f], [name_f]Faye[/name_f], [name_u]Cove[/name_u], [name_u]Truth[/name_u], [name_f]Pearl[/name_f], [name_f]Blythe[/name_f], [name_u]Lark[/name_u], [name_u]Briar[/name_u], [name_u]Rain[/name_u], [name_u]Story[/name_u], [name_u]Prairie[/name_u], [name_f]Meadow[/name_f].
[name_u]Tate[/name_u], [name_u]Lark[/name_u], [name_u]Storm[/name_u], [name_m]Moss[/name_m], [name_u]Fox[/name_u], [name_u]Kit[/name_u], [name_u]Finn[/name_u], [name_u]Wolf/name_u, [name_u]Basil[/name_u], [name_u]Briar[/name_u], [name_m]Boone[/name_m], [name_u]Brook/name_u, [name_u]Beau[/name_u], [name_u]Brave[/name_u], [name_u]Valor[/name_u], [name_u]Noble[/name_u], [name_u]Reed[/name_u]/Reid, [name_u]Dean[/name_u], [name_m]Cole[/name_m], [name_u]Sol[/name_u], [name_u]Forest[/name_u].
Jane
[name_f]Eve[/name_f]
[name_f]Maeve[/name_f]
[name_f]Hope[/name_f]
[name_f]Claire[/name_f]
[name_u]Blue[/name_u]
[name_u]Quinn[/name_u]
[name_u]Lux[/name_u]
[name_u]Reese[/name_u]
[name_u]Scout[/name_u]
[name_u]Blair[/name_u]
Jack
[name_u]Jude[/name_u]
[name_u]Miles[/name_u]
[name_m]Luke[/name_m]
[name_m]John[/name_m]
[name_u]George[/name_u]
[name_m]Oakes[/name_m]
[name_u]Finch[/name_u]
[name_u]Jazz[/name_u]
[name_m]Spike[/name_m]
[name_u]Grey[/name_u]/Gray
[name_u]Blaine[/name_u]
[name_m]Worth[/name_m]
[name_m]Colt[/name_m]
[name_m]Ford[/name_m]
[name_m]Jones[/name_m]
[name_m]Hart[/name_m]
[name_m]Chet[/name_m]
[name_m]Troy[/name_m]
[name_m]Nash[/name_m]
[name_u]Elm[/name_u]
[name_u]Jett[/name_u]
[name_u]North[/name_u]
[name_u]Rome[/name_u]
[name_u]Ray[/name_u]
Sorry for any repeats.
[name_m]Aaron[/name_m]
[name_m]Anton[/name_m]
[name_u]Bryce[/name_u]
[name_m]Eric[/name_m]
[name_m]Kent[/name_m]
[name_m]Kurt[/name_m]
[name_u]Mack[/name_u]
[name_u]Miles[/name_u]
Alma
[name_f]Carol[/name_f]
[name_f]Cora[/name_f]
[name_f]Ella[/name_f]
[name_f]Joy[/name_f]
[name_u]Leigh[/name_u]
Mist
Sorry for any repeats
[name_f]Iris[/name_f]
[name_f]Hazel[/name_f]
[name_f]Ivy[/name_f]
[name_f]Pearl[/name_f]
[name_f]Cora[/name_f]
[name_f]Jane[/name_f]
[name_f]Olive[/name_f]
[name_u]Lark[/name_u]
[name_f]Willa[/name_f]
[name_f]Isla[/name_f]
[name_u]Ever[/name_u]
[name_f]Ida[/name_f]
[name_f]Ada[/name_f]
[name_f]Uda[/name_f]
[name_f]Hope[/name_f]
[name_f]Lila[/name_f]
[name_u]Briar[/name_u]
[name_u]Dove[/name_u]
[name_u]Lake[/name_u]
[name_u]Blue[/name_u]
[name_u]Lyric[/name_u]
[name_u]Echo[/name_u]
[name_u]Honor[/name_u]
[name_m]Rollins[/name_m]/Rawlins
[name_u]Owen[/name_u]
[name_m]Jack[/name_m]
[name_u]Levi[/name_u]
[name_u]Liam[/name_u]
[name_u]Finn[/name_u]
[name_m]Luke[/name_m]
[name_u]Eliot[/name_u]
[name_m]Cole[/name_m]
[name_u]Fox[/name_u]
[name_u]Wolf[/name_u]
[name_u]Milo[/name_u]
[name_m]Leo[/name_m]
[name_m]Doyle[/name_m]
[name_u]Lyle[/name_u]
[name_m]Ace[/name_m]
[name_u]Cove[/name_u]
[name_m]Nash[/name_m]
[name_u]Finch[/name_u]
[name_u]Beau[/name_u]
[name_u]Cedar[/name_u]
[name_u]Brooks[/name_u]
[name_u]Ade[/name_u]
[name_u]Arrow[/name_u]
[name_u]Rebel[/name_u]
[name_f]Hope[/name_f] this helps 
What about…
Boys:
[name_m]Henry[/name_m]
[name_m]Rawlins[/name_m]
[name_m]Jack[/name_m]
[name_u]Noah[/name_u]
[name_m]Thomas[/name_m]
[name_u]Liam[/name_u]
[name_u]Ever[/name_u]
[name_u]Forest[/name_u]
[name_u]Cedar[/name_u]
[name_u]Sawyer[/name_u]
[name_m]Daniel[/name_m]
Girls:
[name_f]Violet[/name_f]
[name_f]Jane[/name_f]
[name_f]Grace[/name_f]
[name_f]Alice[/name_f]
[name_f]Charlotte[/name_f]
[name_f]Lucy[/name_f]
[name_f]Margaret[/name_f]
[name_f]Iris[/name_f]
[name_f]Flora[/name_f]
[name_f]Hazel[/name_f]
[name_f]Pearl[/name_f]
[name_u]Ruby[/name_u]
[name_f]Daisy[/name_f]
[name_u]Blue[/name_u]
[name_f]Scarlett[/name_f]
LMK what you think!!