Monocerotis is the Latin genitive of the constellation name Monoceros.

Objects within the constellation include:

Bayer designations

• Alpha Monocerotis (α Mon)
• Beta Monocerotis (β Mon)

Flamsteed designations

• 11 Monocerotis (11 Mon)
• 15 Monocerotis (15 Mon)

Variable star designations

• R Monocerotis (V1 Mon)
• S Monocerotis (V2 Mon)
• BT Monocerotis (V98 Mon)
• V592 Monocerotis (V592 Mon)
• V616 Monocerotis (V616 Mon)
• V838 Monocerotis (V838 Mon)

Novae designations

• Nova Monocerotis 1939
• Nova Monocerotis 2002

Other designations

• Plaskett's star

• Badminton at the 2006 Asian Games – Men's singles
• Badminton at the 2006 Asian Games – Men's team
• Badminton at the 2006 Asian Games – Mixed doubles
• Badminton at the 2006 Asian Games – Women's doubles
• Badminton at the 2006 Asian Games – Women's singles
• Badminton at the 2006 Asian Games – Women's team
• Badminton at the 2006 Central American and Caribbean Games
• Badminton at the 2010 Asian Games – Men's doubles
• Badminton at the 2010 Asian Games – Men's singles
• Badminton at the 2010 Asian Games – Men's team
• Badminton at the 2010 Asian Games – Mixed doubles
• Badminton at the 2010 Asian Games – Women's doubles
• Badminton at the 2010 Asian Games – Women's singles
• Badminton at the 2010 Asian Games – Women's team
• Badminton at the 2010 Asian Para Games
• Badminton at the 2010 Commonwealth Games - Men's doubles
• Badminton at the 2010 Commonwealth Games - Men's singles
• Badminton at the 2010 Commonwealth Games - Mixed doubles
• Badminton at the 2010 Commonwealth Games - Mixed team
• Badminton at the 2010 Commonwealth Games - Women's doubles
• Badminton at the 2010 Commonwealth Games - Women's singles
• Badminton at the 2011 All-Africa Games
• Badminton at the 2011 Canada Winter Games
• Badminton at the 2011 Commonwealth Youth Games
• Badminton at the 2011 Island Games