Cross-eyed fetish is considered a type of oculophilia, or eye fetish.
More About Cross-Eyed Fetish
Some people with a cross-eyed fetish may prefer to date people with crossed eyes, or exclusively date people with crossed eyes. Others may be satisfied with partners who will willingly cross their own eyes on occasions, such as during sexual play.
While most people with cross-eyed fetish are satisfied by looking and interacting with people who have crossed eyes, or who can cross their eyes, some people with a cross-eyed fetish may go further with their fetish and practice oculolinctus or eyeball-licking.
While a cross-eyed fetish is not common, Rene Descartes is one famous person who is known to have felt sexual attraction to cross-eyed people.