Alexandre sits next to 4 phonetic neighbors — Alexander, Alessandro, and Alejandro are the closest matches by sound. Most share Alexandre's French-origin cluster, so the rhythm and vowel shape carry across the list.
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"defender of men"
"page boy, herald"
"holy name, name of God"
"sea hill"
"army man, bold traveler"
"God is gracious"
"from the court (courtly)"
"counsel guardian"
"famous land"
"help, helper"
"of love"
"one who loves God"
"crown, wreath of victory"
"Romantically associated with the poet Lord Byron meaning noble and ..."
"work of God"
"God is gracious"
"from Hadria, of the Adriatic"
"dear, beloved"
Similar sound: These names share phonetic patterns with Alexandre — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Greek origins, giving them the same cultural heritage as Alexandre.
Rhythm: Alexandre is a 4-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.