John Davis Keefer, 44, was last seen February 1, 1988, in Lake Jackson, Texas, and is classified as endangered missing. Authorities suspect he may have been taken against his will, but few details about the circumstances of his disappearance have been released. Keefer was listed at 5 feet 10 inches with brown hair and blue eyes; there is no record of distinguishing marks or what he was wearing when last seen.

The case remains open and active with the Aransas Pass Police Department and the Texas Department of Public Safety, though investigators report little progress and no significant leads. If anyone has information that could help locate John Keefer or clarify what happened to him, please come forward.