One star

One star may refer to:


 * One-star rank, a senior military rank
 * Star (classification), a grading of, for example, a hotel, restaurant, movie, TV show or theatre or musical work or performance
 * One Star (record label), producers of Haciendo El Amor Con La Ropa
 * One Star Hotel, a Philadelphia-based rock band
 * One Star Story (band), Missouri powerpop band
 * Baire one star function, in mathematical real analysis