HPL
# HPL

HPL may refer to:

## Businesses

* Haldia Petrochemicals Limited, an Indian petrochemical company
* Hutchison Property Limited, now Hutchison Whampoa Property, a property developer in Hong Kong
* Hindustan Prefab Limited, a project of the Indian Ministry of Housing and Urban Poverty Alleviation

## Libraries

* City of Hialeah Public Library, in Florida, United States
* Hamilton Public Library (Ontario), in Canada
* Hartford Public Library, in Connecticut, United States
* Hershey Public Library, in Pennsylvania, United States
* Houston Public Library, in Texas, United States

## Other uses

* HPL (programming language), for HP programmable calculators
* HPL Engine, a series of game engines
   * HPL Engine 1
   * HPL Engine 2
   * HPL Engine 3
* Hartlepool railway station, England, station code
* Hermanos de Pistoleros Latinos, a Hispanic-American prison gang
* High-pressure laminate, a composite material
* Hockey Premier League, a proposed international league
* Human placental lactogen (hPL), a hormone
* High-performance low-power, a TSMC semiconductor wafer type
* HPL (benchmark), an implementation of the LINPACK computing benchmark
* H. P. Lovecraft (1890–1937), American author
