Lagu

Lagu may refer to:
 * Balungan, a.k.a. Lagu, Indonesian gamelan musical ensemble's term for melody
 * Laghu language, a.k.a. Lagu language, a near-extinct language once spoken in parts of the Solomon Islands
 * Lagu (rune) (ᛚ), a rune of the Anglo-Saxon fuþorc
 * Lennox Lagu
 * The Indonesian and Malay name of song