Search gender: all male female Mahiro Boy Name Meaning, Kanji Variations. 221 names found. gender: all male female Name: mahiro Katakana: マヒロ 0 Kanji: 麻祐 Meaning: 麻Hemp. An annual herbaceous plant of the mulberry family. General term for plants resembling hemp. Numb. 祐Help from God and Buddha. To protect and help. You can save your favorite names with prev1…89101112 NazukePON > About Japanese Names > Search For Japanese Names > Mahiro Boy Name Meaning, Kanji Variations.