Lyonnaise

Lyonnaise or Lyonnais may refer to:


 * Lyonnais (masculine) and Lyonnaise (feminine), something from or relating to Lyon, a city in France
 * Gaule Lyonnaise, French name of Gallia Lugdunensis, a province of the Roman Empire
 * Lyonnais, a historical province of France
 * Lyonnaise cuisine
 * Lyonnaise, cooked with onions
 * Lyonnaise potatoes
 * Sauce lyonnaise
 * Lyonnaise (grape), another name for the Swiss wine grape Räuschling