Yvonne Ramirez was 15 when she was last seen in San Leandro, California, on February 26, 1999. She was last seen by her sister at the family home and left without telling anyone where she was going. Yvonne had a history of running away from home.

She is described as a Hispanic female with brown hair, about 5 feet 4 inches tall and approximately 120 pounds at the time she disappeared. Despite efforts by law enforcement and her family, she has not contacted them and her whereabouts remain unknown.

If anyone knew Yvonne, saw her around late February 1999, or has information that could help locate her, please share what you know.