Looking for a perfume similar to Fragonard Billet Doux? Below are 12 fragrances from our database of 24,000+ designer and niche scents that share its floral, citrus, warm spicy profile with prominent mandarin orange, bergamot, amalfi lemon notes. We score similarity by shared accords and notes — rare ingredients count more than common ones — so the matches you see are the ones that genuinely smell closest.