Nelis, who also goes by the name Jennifer Sutton, is 29 years old, is 5 feet 1 inches to 5 feet 2 inches, has hazel eyes, blonde hair with dark roots, and has a nose and an eyebrow piercing.
She has a tattoo that says "Jimmy" on the left side of her neck, a tattoo of four stars on her right shoulder blade and a floral tattoo on her left forearm.
Police received a missing person report on Tuesday for Nelis, whose last known location was the Rodeway Inn on West North Boulevard in Leesburg, police said. Her room was found to be empty. Police said Nelis' husband pinged her phone and her last known location was the Buck N Doe area in Marion County.
They may be traveling in a 2008 white Dodge Avenger with a Florida temporary tag number CDW8858.
Anyone with any information on Kaiden's and Nelis' location is asked to contact the Leesburg Police Department at (352) 787-2121.