Pearson sits next to 5 phonetic neighbors — Pierce, Pierson, and Piers are the closest matches by sound. Most share Pearson's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"son of Piers (Peter)"
"strong power"
"spirit, vigorous enthusiasm, flair"
"protector of humanity"
"the kingdom of Ciar, County Kerry"
"success, triumph (from Arabic Najah)"
"pine tree"
"eternal, immortal"
"invented modern name"
"thankful, God has heard"
"glowing, scorching"
"brave, strong boar"
"new house"
"handsome, beautiful"
"God is good"
"from the mountains"
"hollow, cauldron"
"God is with us"
"oak trees, oak grove"
Similar sound: These names share phonetic patterns with Pearson — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English patronymic origins, giving them the same cultural heritage as Pearson.
Rhythm: Pearson is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.