Jonquil or Jonquille may refer to:
* ''
Narcissus jonquilla
''Narcissus jonquilla'', commonly known as jonquil or rush daffodil, is a bulbous flowering plant, a species of the genus '' Narcissus'' (daffodil) that is native to Spain and Portugal but has now become naturalised in many other regions: Franc ...
'', the jonquil, a narcissus with clusters of small fragrant yellow flowers and cylindrical leaves, native to southern Europe and northeastern Africa
*
Jonquil (color)
Jonquil is a hue of yellow. It is the color of the interior of the central cylindrical tubular projection of the jonquil flower. The color takes its name from a species of plant, ''Narcissus jonquilla'', which has clusters of small fragrant yello ...
, a hue named after the flower
*
USS ''Jonquil'' (1863), a 19th-century warship of the United States Navy
* , two former warships of the Royal Navy
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