The Social Democratic People's Party may refer to:

• Social Democratic People's Party (Djibouti)
• Social Democratic People's Party (Turkey)

• TiSA
• Tisa
• Tis Abay
• Tisa Chang
• TISA (disambiguation)
• Tisamenos
• Tisamenus (King of Thebes)
• Tisamenus (mythology)
• Tisamenus (son of Antiochus)
• Tisamenus (son of Thersander)
• Tisane
• Tisa Noua
• Tisa Nouă
• Tis A Plaine Case Gentlemen
• Ti-Sapphire laser
• Ti-Sarana Buddhist Association
• Tisa River (Bistriţa)
• Tisa River (Bâsculiţa)
• Tisa River (Şimon)
• Tisa Rocks
• Tisauti
• Tisaş River
• Tisbe californica
• Tis better to have loved and lost
• TisB-IstR Toxin-Antitoxin System