The Brotherhood could refer to any of the following:
- The Brotherhood (2007 alliance), a former CDT member who merged with the Centurion Defense Cell to form The Centurion Brotherhood.
- The Brotherhood of Nod, a defunct four-man micro-alliance.
- The Brotherhood of the Dreaded, a former alliance which merged with Sent From Satan and Pirates of the Parrot Order to form the Brotherhood of The Storm.
- The Brotherhood (2009 alliance), a small defunct alliance formed in 2009 from former members of Global League of Protectorates.