Berta Marian Holt (February 5, 1904 – July 24, 2000) was the founder of the Holt International Children's Services. She created the organization around 1956.
Bertha Holt was also a nurse. She was known as Grandma Holt.
Holt was born in Des Moines, Iowa. She died after having a stroke at age 96 in Creswell, Oregon.