Dequan sits next to 3 phonetic neighbors — DeShawn, Dequan, and DaQuan are the closest matches by sound. Most share Dequan's African American-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the spring, from greatness"
"responsive song, call-and-response music"
"dove"
"he causes pain, born in sorrow"
"beloved friend"
"sturgeon fisher, from the sturgeon settlement"
"seal pup"
"holy, divine"
"helpful"
"to follow a path, to mark"
"related to Cash, from Old French casse meaning chest or box"
"scribe, one who reads and writes"
"God is my strength (variant of Uzziah)"
"gift of healing"
"may God protect"
"he who descended, to descend"
"modern coinage, no historical meaning"
"man of the army"
"godlike strength"
"lake colony, Roman settlement by the pool"
Similar sound: These names share phonetic patterns with Dequan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have African American origins, giving them the same cultural heritage as Dequan.
Rhythm: Dequan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.