Seabrook may refer to:

• Seabrook, Victoria
• Seabrook, Tasmania

• Seabrook, Kent

• Seabrook, Georgia
• Seabrook, Maryland
  • Seabrook station (MARC)
• Seabrook, Massachusetts
• Seabrook, New Hampshire
  • Seabrook Station Nuclear Power Plant
• Seabrook, New Jersey
• Seabrook Farms, New Jersey
• Seabrook, South Carolina, in Beaufort County
• Seabrook Island, South Carolina, in Charleston County
• Seabrook, Texas
• Seabrook, Washington

• Seabrook, a fictional location in the 2018 film Zombies
• MV Seabrook, an Empire F type coaster in service with Seaway Coasters Ltd, 1946–54
• Seabrook Bridge in New Orleans
• Seabrook Potato Crisps, a brand of crisps in the United Kingdom

• Seabrook (surname)