Since [name_m]Conrad[/name_m] and your surname both have two syllables, I would go for a longer middle name. So from your list it’s definitely [name_m]Percival[/name_m]!
[name_m]Conrad[/name_m] [name_m]Percival[/name_m] and [name_m]Conrad[/name_m] [name_m]Stellan[/name_m] are wonderful! I absolutely adore the previous suggestions of [name_m]Conrad[/name_m] [name_m]Theodore[/name_m] and [name_m]Conrad[/name_m] [name_m]Zachary[/name_m]. I would add:
I like [name_m]Conrad[/name_m] [name_m]Silas[/name_m].
Here are a few more.
[name_m]Conrad[/name_m] [name_m]Alexander[/name_m]
[name_m]Conrad[/name_m] [name_u]Elliott[/name_u]
[name_m]Conrad[/name_m] [name_m]Oliver[/name_m]
[name_m]Conrad[/name_m] [name_u]Orion[/name_u]
[name_m]Conrad[/name_m] [name_m]Nicholas[/name_m]
[name_m]Conrad[/name_m] [name_m]Tobias[/name_m]
I really like the sound of [name_m]Conrad[/name_m] [name_m]Percival[/name_m] and I also like the suggestion of [name_m]Conrad[/name_m] [name_m]Nicholas[/name_m] (granted, [name_m]Nicholas[/name_m] is one of my favorite boy names).
I appreciate your input! I am leaning towards [name_m]Percival[/name_m], I also like a 3 syllable MN to balance out 2 syllable FN and LN. I like [name_m]Theodore[/name_m] and [name_m]Benedict[/name_m] too but those have been rejected for other reasons. I am also considering [name_m]Ferdinand[/name_m], although I think [name_m]Percival[/name_m] flows better.
[name_m]Sebastian[/name_m], [name_u]Remington[/name_u] and [name_m]Phineas[/name_m] have been bounced on and off my list too Maybe we just need to look at him when he’s born!