Bobby sits next to 4 phonetic neighbors — Robbie, Rob, and Bob are the closest matches by sound. Most share Bobby's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"bright fame"
"ancient, enduring"
"vigilant, watchful"
"Harry's son, son of the ruler"
"seeing clearly, sharp-sighted"
"shepherd, one who tends sheep"
"free man"
"of Dionysus, god of wine"
"ruler of the army (Scandinavian form)"
"short form of Asher (happy, blessed)"
"roofer, one who covers"
"rock hill, old hill"
"cart maker, transporter"
"strong and courageous"
"brook, running water"
"noisy disturbance, civil commotion"
"one who works a lathe, craftsman"
"known by God"
"may God protect"
"Caesar (imperial title)"
Similar sound: These names share phonetic patterns with Bobby — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old High German origins, giving them the same cultural heritage as Bobby.
Rhythm: Bobby is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.