TS or Ts may refer to:
A tsunami (from Japanese: 津波, "harbour wave";
Tsinghua University (abbreviated THU; Chinese: 清华大学; also romanized as Qinghua) is a major research university in Beijing, China and a member of the elite C9 League of Chinese universities.
Tsetse ( SEET-see, US: TSEET-see or UK: TSET-see), sometimes spelled tzetze and also known as tik-tik flies, are large biting flies that inhabit much of tropical Africa.
Turn- und Sportverein München von 1860, commonly known as TSV 1860 München (German pronunciation: [teː ʔɛs faʊ ˈʔaxtseːnˈhʊndɐt ˈzɛçtsɪç ˈmʏnçn̩]) or 1860 Munich, is a German sports club based in Munich.