25th parallel may refer to:

• 25th parallel north, a circle of latitude in the Northern Hemisphere
• 25th parallel south, a circle of latitude in the Southern Hemisphere
• 25th Parallel (magazine), a local lifestyle magazine from Florida

• Christina Maria Aguilera
• Christina McCall
• Christina Milan
• Christina Milian
• Christina Milian (album)
• Christina Moore
• Christina Nigra
• Christina Nilsson
• Christina Noble Children's Foundation
• Christina Obergföll
• Christina Odenberg
• Christina of Denmark
• Christina of Denmark, Queen of Sweden
• Christina of Lorraine
• Christina of Markyate
• Christina Onassis
• Christina Pickles
• Christina piercing
• Christina (queen)
• Christina, Queen of Sweden
• Christina Ricci
• Christina River
• Christina Rossetti
• Christina Santiago
• Christina Sawaya