Grady sits next to 5 phonetic neighbors — Brady, Brody, and Cody are the closest matches by sound. Most share Grady's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"noble, illustrious"
"little fire"
"son of Jens (son of John)"
"brave advisor"
"firebrand"
"one who lives near the wells or springs"
"birth, nativity"
"from Rome, the Eternal City"
"Gift from God"
"griffin (mythical lion-eagle creature)"
"rock, stone"
"frisky, energetic youth"
"always powerful"
"rising in the sky, boundary"
"Roman pilgrim"
"befitting a king"
"narrow road, path"
"dog (symbol of loyalty)"
"courageous, valiant"
"little battle"
Similar sound: These names share phonetic patterns with Grady — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Irish Gaelic origins, giving them the same cultural heritage as Grady.
Rhythm: Grady is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.