Of Germanic origin.
This name derives from the flower “gardenia”.
Gardenia is a delicate flowering plant with creamy white or pale yellow color and characteristic fragrant.
It was named after Dr. Alexander Garden, a Scottish physician and botanist.
The word “garden” derives from the Proto-Germanic word “gardô”, from the ancient Proto-Indo-European “gʰordʰos”, meaning “fence”, “enclosure”, “yard”, “house”.
Other forms of the name are Denia, Gardinia.