T21
# T21

T21 may refer to:

## Aircraft

* Junkers T.21, a German reconnaissance aircraft produced in the Soviet Union
* Slingsby T.21, a British training glider

## Rail and transit

* Minami-morimachi Station, in Kita-ku, Osaka, Japan
* Myōden Station, in Ichikawa, Chiba, Japan
* SJ T21, a Swedish locomotive
* Yakuriguchi Station, in Takamatsu, Kagawa Prefecture, Japan

## Ships and boats

* ARV Amazonas (T-21), a tank landing ship of the Venezuelan Navy
* German torpedo boat T21
* Mistral T-21, a Canadian sailboat

## Other uses

* T21 (rocket), an American chemical warfare rocket
* Down syndrome, or trisomy 21
* Estonian national road 21
* T21 Light Tank, an American light tank
* ThinkPad T21, a notebook computer
* Trisomie 21, a French cold wave group
