Union Square may refer to:

Placenames

• Union Square (Allston) in Boston, Massachusetts
• Union Square (Baltimore) in Maryland
• Union Square (New York City)
• Union Square, San Francisco in San Francisco, California
• Union Square (Seattle) in Washington
• Union Square (Somerville) in Massachusetts
• Union Square (Pennsylvania)
• Union Square (Hong Kong)

Other uses

• Union Square (TV series), an NBC comedy series that aired during the 1997–1998 season

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