Detectives from the Montgomery County Department of Police – Special Victims Investigations Division are asking for the public’s assistance in locating Xavier Tristan Greene, a missing 17-year-old from Gaithersburg.
Greene was last seen on Wednesday, February 18, 2026, at approximately 9 p.m., in the 400 block of N. Summit Ave. in Gaithersburg. He is 5-feet, 7-inches tall, with brown eyes and black hair. He was last seen wearing a black shirt and gray pants.
Anyone with information regarding the whereabouts of Xavier Tristan Greene is asked to call the Montgomery County Police Non-Emergency (301) 279-8000 (24-hour line).
