Oak Leaf

Oak leaf or Oakleaf may refer to:

Biology

 * the leaf of an oak
 * oak leaf lettuce, from the Lactuca sativa group
 * Any member of the butterfly genus Kallima
 * The species Kallima knyvetti

Military

 * Oak leaf cluster, a U.S. military decoration
 * A bronze oak leaf device, used to signify a Mention in Despatches in Commonwealth militaries
 * A silver oak leaf device, used to signify the award of the King's Commendation for Valuable Service in Commonwealth militaries
 * Oak leaves awarded to holders of some categories of the German Iron Cross
 * Golden oak leaf, insignia of rank of Major (United States)
 * Golden oak leaf, insignia of rank of Lieutenant commander (United States)
 * Silver oak leaf, insignia of rank of Commander (United States)
 * Silver oak leaf, insignia of rank of Lieutenant colonel (United States)
 * Golden oak leaf, insignia of the United States Navy Supply Corps

Geography

 * County Londonderry, Northern Ireland, nicknamed 'the Oak Leaf County'
 * Oak Leaf, Texas, a city
 * Oakleaf Lake, a lake in Minnesota

Others

 * RFA Oakleaf, Royal Fleet Auxiliary ship names
 * Oakleaf Brewery, a brewery in England