TT, Tt, tt, or .tt may refer to:
The TT-30 (Russian: 7,62-мм самозарядный пистолет Токарева образца 1930 года, 7,62 mm Samozaryadnyj Pistolet Tokareva obraztsa 1930 goda, "7.62 mm Tokarev self-loading pistol model 1930") is a Russian semi-automatic pistol.
TTM Football Club (Thai: สโมสรฟุตบอลยาสูบ) is a Thai football club based in Bangkok and currently plays in the Thai Division 1 League.
Tteok-bokki (떡볶이) or stir-fried rice cakes is a popular Korean food made from small-sized garae-tteok (long, white, cylinder-shaped rice cakes) called tteokmyeon (떡면; "rice cake noodles") or commonly tteok-bokki-tteok (떡볶이 떡; "tteok-bokki rice cakes").
TTXGP are the official promoters of FIM eRoadRacing, the world's premier electric motorsport race series.
TTA UAVs are Chinese UAV developed by Beijing (Northern) Tian-Tu (meaning Sky Way) Aviation Technology Development Co., Ltd.
The TTM 57SL is an audio mixer console, also known as a DJ mixer, designed by Rane Corporation. Rane and their software partner Serato, also known as Serato Scratch Live, teamed up together to create the TTM 57SL from Rane's prior TTM 56 disc jockey DJ mixer.
TT Zero – an electric motorsport event new for the 2010 Isle of Man TT races – replaced the TTXGP race as a 1-lap (37.733 miles) circuit of the Snaefell Mountain Course.