Alexis Gabriel Rivera Gilbert, 19, was last seen in San Juan, Puerto Rico on December 30, 2025, as he was leaving his job in the Miramar neighborhood. His disappearance was registered with the National Missing and Unidentified Persons System under case number MP154696; the record was created on January 30, 2026.

Rivera Gilbert is described as a White/Caucasian male, about 140 pounds, with brown hair and brown eyes. The report gives a very broad height range of 5 feet 0 inches to 8 feet 0 inches. When last seen he was wearing long blue denim pants, a black shirt with RHYMES printed on it, and retro-style athletic shoes.

The Policia de Puerto Rico is handling the investigation. Other than that he was leaving his workplace, no public details have been released about the circumstances of his disappearance. If anyone has information that could help locate Alexis Rivera Gilbert, please contact the Policia de Puerto Rico.