Did Leonardo da Vinci paint two Mona Lisas? Where are they?

Obviously, the original Mona Lisa also inspired some cheeky versions of her.

Then there are the ‘meza nuda’ paintings from his workshop, often referred to as Monna Vannas.

For the one below, art experts suggest that it contains touches indicating that Leonardo contributed to it.

Crypto-crazy investors make South Korea the best-performing market in Asia - Financial Times

Source: St Petersburg. Hermitage, Russia.

Another version of the above exists, attributed to Salaj:

Source: Louvre, Paris, France.

Raleigh passes Bench for most HRs by catcher before All-Star break -- in 14 fewer games! - MLB.com

Donna Nuda:

There is only one Mona Lisa, at the Louvre, fully credited to Leonardo. However, there are several Mona Lisa look-alikes from his studio, some of them quite saucy. The one most similar to the Louvre one is the Prado Mona Lisa, a copy made simultaneously in Leonardo's workshop while he painted the Mona Lisa, probably made by an apprentice(s):

Evidently there was a market for erotic paintings. The American art historian David Brown, curator of Italian Renaissance paintings at the National Gallery of Art in Washington, has suggested that da Vinci painted a saucy parody of the Mona Lisa for his patron Giuliano de Medici, and that the Salai version is a copy.

Mysterious fast radio burst turns out to be from long-dead NASA satellite - Phys.org

Source: Chantilly, Musée Condé, France.

While overall similar, there are differences in the shape of the face, the background and other details.

La Joconde nue:

Dementia: Tactile decline may signal early cognitive impairment - PsyPost