BPE can stand for:
- .500 Black Powder Express
- Bachelor of Physical Education
- Ballpark estimate
- Banco Popular Español, banking group in Spain
- Barclays Private Equity
- Bataan Provincial Expressway in the Philippines
- Before Present Era - a year numbering system often used in archaeology in which the year 1950 is used as the epoch marker, an alternative to Before Present.
- Berliner Parkeisenbahn, a ridable miniature railway near Berlin Wuhlheide station
- Bureau of Public Enterprises in Nigeria
- Byte pair encoding in computing
- Spanish ship Juan Carlos I (L61), initially known as Buque de Proyección Estratégica