She was five years old. The doctors thought it was a tumor. It wasn't.
A Medical Discovery in 1939
Lina Marcela Medina was born September 27, 1933, in Ticrapo, a small village in the Huancavelica region of Peru. Her father, Tiburelo Medina, was a silversmith; her mother, Victoria, raised their nine children in a rural community with limited access to healthcare.
In early 1939, when Lina was five, her parents noticed she was experiencing abdominal pain and visible swelling. Fearing a tumor, they brought her to a hospital in Pisco. The examining physician, Dr. Gerardo Lozada, confirmed what no one in the room was prepared to hear: Lina was approximately seven months pregnant.
She gave birth by caesarean section on May 14, 1939. The baby, a boy weighing five pounds and eight ounces, was healthy. He was named Gerardo, after the doctor who had confirmed the pregnancy. Lina was five years, seven months, and twenty-one days old at the time of delivery — a record that has never been broken in the more than eight decades since.
The Medical Explanation
Lina had experienced precocious puberty — an extremely rare condition in which the body's hormonal development begins years earlier than typical. Medical examination confirmed she had been menstruating since around age three, had mature bone development, and had fully formed reproductive capacity well before her fifth birthday. Multiple physicians examined her both before and after the birth, and the case was documented extensively in medical literature.
The conditions are physiologically real, verified, and not in dispute. What has never been established is who was responsible for her pregnancy. Her father was arrested and questioned but released without charge for lack of evidence. The perpetrator was never identified.
Gerardo's Life, and What Became of Lina
Gerardo grew up believing Lina was his sister, not his mother — a decision her family made, understandably, to protect both of them. He learned the truth as a teenager. He died in 1979 at the age of 40, from a bone marrow disease.
Lina herself eventually married and had a second child. She has lived most of her adult life in a low-income neighborhood of Lima called Villa María del Triunfo. She has consistently declined to give interviews or speak publicly about her case, a privacy her family has maintained for decades. She is believed to be in her nineties.
A Case That Remains Medically Significant
The case of Lina Medina is cited in medical and pediatric literature primarily in the context of precocious puberty — a condition that, while rare, does occur and is recognized by modern medicine. The records from her 1939 delivery, including photographs taken at the time, are held in medical archives and have been reviewed by subsequent researchers who have confirmed their authenticity.
No comparable verified case has been recorded before or since. The medical community's documentation of her case is considered one of the most unusual in the history of obstetrics.
Sources
Lina Medina: Youngest Mother in History — Snopes
Lina Medina: The story of the world's youngest mother — BBC News