Tus or TUS may refer to:
- Tus (biology), a protein that binds to terminator sequences
- Thales Underwater Systems, an international defence contractor
- Tuscarora language, an Iroquoian language, ISO 639-3 code
- The Unicode Standard, a text encoding standard
People
- Anton Tus (born 1931), retired Croatian general
- Christos Tusis (born 1986), Greek rapper
Places
- Tampa Union Station, a train station in Florida, United States
- Tus, Iran, an ancient city in Razavi Khorasan
- Tus-e Olya, a village in Razavi Khorasan Province, Iran
- Tus-e Sofla, a village in Razavi Khorasan Province, Iran
- Tus Rural District, in Razavi Khorasan Province, Iran
- Tus citadel, a Sassanid-era citadel in Tus, Iran
- Río Tus, a river of Spain
- Tucson International Airport, Arizona, U.S.
Universities
- Technological University of the Shannon, Ireland
- Tokyo University of Science, Japan