TCE may refer to:
- TCE Consulting Engineers Limited, an engineering consulting firm based in India
- Tail call elimination, a programming technique
- Tail conditional expectation, a risk measure associated with the more general value at risk
- Tamilnadu College of Engineering, a private engineering college in Karumathampatti, Coimbatore, Tamil Nadu, India
- Tasmanian Certificate of Education, the main credential awarded to secondary school students who successfully complete senior high school level studies in Tasmania, Australia
- Thiagarajar College of Engineering, an autonomous institution located in Madurai, Tamil Nadu, India
- Tangible common equity, the subset of shareholders' equity of a company that is not preferred equity and not intangible assets
- Texas Campaign for the Environment a non-profit organization on health and environmental issues in Texas, United States
- Time charter equivalent, a measurement to compare a shipping company's performance
- The Chaos Engine, a 1993 video game
- The Canadian Encyclopedia, a source of information on Canada, available online at no cost
- The Cat Empire, an Australian ska and jazz band formed in 1999
- Thermal expansion coefficient, the tendency of matter to change in volume in response to a change in temperature
- Transaction cost economics, the social science that analyzes the costs incurred in making an economic exchange
- Translation Control Entry a process in computing used by servers to translate addresses
- Treaty establishing a Constitution for Europe, a proposed constitutional treaty of the European Union
- Trichloroethylene, an industrial solvent that is also commonly found in groundwater
- TrueCombat:Elite, a 2004 video game
- TCE 621, a Thales Group IP cryptanalysis device employed by NATO
- Tax Counseling for the Elderly, a program by the United States Internal Revenue Service that offers free tax help to citizens of age 60 or older
- Tissue Compression Eliminator, a fictional weapon used by Master in the British science fiction television programme Doctor Who
- Tribunal Contencioso Electoral, the electoral tribunal of Ecuador