Sinfonietta

Sinfonietta can refer to:

• Sinfonietta (orchestra), a name for a musical group that is larger than a chamber ensemble but smaller than a full-size orchestra
• Sinfonietta (symphony), a symphony that is smaller in scale or lighter in approach than a standard symphony
• Sinfonietta, a work by Czech composer Leoš Janáček
• Sinfonietta (ballet), by Jiří Kylián