Beautiful Dreamer may refer to:
- "Beautiful Dreamer" (ビューティフルドリーマー), a song by DenshiP featuring Megurine Luka.
- "Beautiful Dreamer" (ブーテホー・ドリーマー), a song by HikkiiP featuring Kagamine Rin.
- "Beautiful Dreamer" (ビューティフル・ドリーマー), a song by Makuma Ruka featuring Hatsune Miku.
- "BEAUTIFUL DREAMER", a song by NataP featuring Megurine Luka.
- BEAUTIFUL DREAMER, an album by NataP.