American Academy of Pediatrics

J. Alex Haller Jr., Johns Hopkins pediatric surgeon who gained fame in separating conjoined twins, dies

J. Alex Haller Jr., Johns Hopkins pediatric surgeon who gained fame in separating conjoined twins, dies

Dr. J. Alex Haller Jr., a retired Johns Hopkins pediatric surgeon recalled as the “father of pediatric trauma care,” died of respiratory arrest June 13 at his Glencoe home. He was 91.

He was a professor emeritus of pediatrics, surgery and emergency medicine at the Johns Hopkins Medical School and was the surgeon-in-charge of the Johns Hopkins Children’s Center for nearly 30 years.

“Putting yourself in a child’s shoes is part of being a good surgeon,” he once said.

Born in Pulaski, Va., he was son of J. Alex Haller, a dentist, and his wife Julia Allison.

Emerging from scarlet fever as a young child — he lost his hair permanently as a result — he was determined to go...

84°