Nymphaea jacobsii is a species of waterlily endemic to Queensland, Australia.

[2] Nymphaea jacobsii is an annual or perennial aquatic plant with elongate to globose rhizomes.

[3] The inodorous flowers extend up to 30 cm above the water surface.

[2] The Type specimen was collected by S. W. L. Jacobs and C. B. Hellquist in Lake Powlanthanga, Queensland, Australia on the 12th of June 2007.

[3] The NCA status of Nymphaea jacobsii is Special Least Concern (SL).