Throughout history there have been many alliances and organizations known as the Catholic League, including:

• Catholic League (U.S.) - Catholic civil rights group in the United States.
• Catholic League (German) - 17th century alliance of German Catholic States during the Thirty Years' War
• Catholic League (Italian) - Alliance led by the Papal States during the Italian Wars
• Catholic League (French) - Faction during the French Wars of Religion
• Philadelphia Catholic League - High School Sports League in Philadelphia

The were also several Holy Leagues, almost equally Roman Catholic:

• Holy League (Mediterranean) - a Catholic states' alliance that won the Battle of Lepanto (1571)
• Holy League (Great Turkish war) - composed of European powers against the Ottoman Empire at the end of the 17th century. Eastern Orthodox Russia was part of this league.

Heilige Liga | Ligue catholique (homonymie) | Szent Liga | Lega Santa | Liga Katolicka | Katolska ligan