P63 may refer to:
Vessels
* , a submarine of the Royal Navy
* , a corvette of the Indian Navy
* , an offshore patrol vessel of the Irish Naval Service
Other uses
*
Bell P-63 Kingcobra
The Bell P-63 Kingcobra is an American fighter aircraft that was developed by Bell Aircraft during World War II. Based on the preceding Bell P-39 Airacobra, the P-63's design incorporated suggestions from P-39 pilots and was superior to its pr ...
, an American fighter aircraft
*
BMW P63, an automobile engine
*
Papyrus 63
Papyrus 63 (in the Biblical manuscript#Gregory-Aland, Gregory-Aland numbering), designated by 𝔓63, is a copy of the New Testament in Greek language, Greek. It is a papyrus manuscript of the Gospel of John. The surviving text of John are verses ...
, a biblical manuscript
*
TP63
Tumor protein p63, typically referred to as p63, also known as transformation-related protein 63, is a protein that in humans is encoded by the ''TP63'' (also known as the '' p63'') gene.
The ''TP63'' gene was discovered 20 years after the disco ...
, tumor protein p63
* P63, a
state regional road in Latvia
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