Harmony is the art of using chords in music.

Harmony is also used in a general sense to refer to a state of peaceful order .

Harmony is also the name of several places in the United States of America:

• Harmony, California
• Harmony, New York
• Harmony, North Carolina
• Harmony, Pennsylvania
• Harmony, Rhode Island
• Harmony, Wisconsin
• Harmony Township, Pennsylvania

Harmony Kendall is the name of a character in the television series Buffy the Vampire Slayer and Angel

Harmony is also a technology developed by RealNetworks