Search gender: all male female Reien Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: reien Katakana: レイエン 0 Kanji: 麗苑 Meaning: 麗Beautiful. Glittering. Gentle. Lined up. 苑Garden. A place where fruits and plants are cultivated. A place where studies and arts gather. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Reien Name Meaning, Kanji Variations.