Lazy can refer to:

• Laziness, the lack of desire to expend effort
• Łazy, a town in Poland (and other places in Poland with the same name)
• Lazy (Orlová), a former village now part of the town of Orlová in the Czech Republic
• Lazy (song), by Suede
• Lazy (Deep Purple song)
• "Lazy", a song by Love & Rockets
• "Lazy", a song by David Byrne and X-Press 2
• Lazy evaluation
• LazyTown, a children's television series
• Lazy Lester (born 1933), a blues harmonica player