There are an estimated 137 people named Robertha alive worldwide today. That ranks Robertha at #28276 globally, with the highest concentrations in United States.
In the United States, Robertha is held by approximately 137 people, ranking #28276 among first names. That works out to roughly 0 per 100,000 Americans (or 1 in 2,422,628 U.S. residents).
Historically Robertha is used overwhelmingly as a female name (100.0% female).
Robertha appears in birth records going back to 1880. Use the chart below to see how its popularity has changed across decades, and the surname section to find common pairings.