Russell sits next to 4 phonetic neighbors — Russel, Russel, and Roswell are the closest matches by sound. Most share Russell's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"red-haired, little red one"
"Beauty, grace"
"hunter, one who hunts"
"battle, warrior"
"greatest, largest"
"noble and ready"
"glory in battle"
"advice, counsel"
"slender, thin"
"money box, treasury"
"colt herder, horse keeper"
"modern American invented name"
"battle cry"
"victory of the people"
"of the bean growers (Fabii clan)"
"group, team, company of people"
"from Wells, Somerset"
"home ruler"
"rowan tree (mountain ash)"
Similar sound: These names share phonetic patterns with Russell — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old French origins, giving them the same cultural heritage as Russell.
Rhythm: Russell is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.