Leinster group (disambiguation)
# Leinster group (disambiguation)

Leinster group may refer to:

* Leinster group, in mathematics, a group-theoretic analogue of the perfect numbers
* Leinster group, a group of moraines and other remains of ancient glaciation of Mount Leinster in Ireland
* The Leinster group of Nickel deposits, mined near Leinster, Western Australia
* Several province-based groupings of Irish sport:
   * The Leinster Group of the 1925–26 National Football League (Ireland)
   * The Leinster group stage of the 2015 All-Ireland Senior Hurling Championship
   * The Leinster group stage of the 2016 All-Ireland Senior Ladies' Football Championship
