Nymphaea kakaduensis is a species of waterlily endemic to the Northern Territory, Australia.

[1] Nymphaea kakaduensis is a perennial aquatic plant with a globose rhizome.

[2] The 5.5–10.5 cm wide, fragrant, cupped flowers extend above the water surface.

[2] It was first described by Carl Barre Hellquist, Andre Leu, and Michael L. Moody in 2021.

[1] The type specimen of Nymphaea kakaduensis was collected by Carl Barre Hellquist, Andre Leu, and Fred Baird in a billabong at the upper end of Jim Jim Creek within Kakadu National Park, Northern Territory, Australia on the 29th of April 2011.