Belfast East may refer to:

• The eastern part of Belfast.
• Belfast East (UK Parliament constituency)
• Belfast East (Assembly constituency)
• Belfast East (Northern Ireland Parliament constituency)
• East Belfast F.C.
• East Belfast Observer

• 2003 Maryborough state by-election
• 2003 Maryland Terrapins football team
• 2003 MasterCard German Open
• 2003 masters
• 2003 Masters of Formula 3
• 2003 Masters Snooker
• 2003 Masters Tournament
• 2003 Men's African Volleyball Championship
• 2003 Men's Asian Volleyball Championship
• 2003 Men's Champions Trophy (field hockey)
• 2003 Men's European Volleyball Championship qualification
• 2003 Men's European Water Polo Championship
• 2003 Men's NORCECA Volleyball Championship
• 2003 Men's South American Volleyball Championship
• 2003 Mercedes-Benz Cup
• 2003 Mercedes-Benz Cup – Doubles
• 2003 Mercedes-Benz Cup – Singles
• 2003 Mercedes Cup
• 2003 Mercedes Cup - Doubles
• 2003 Mercedes Cup - Singles
• 2003 MercedesCup – Doubles
• 2003 MercedesCup – Singles
• 2003 Meteor Awards
• 2003 Miami Dolphins season
• 2003 Miami Masters