Dina Merrill net worth: Dina Merrill is an American socialite, philanthropist and actress who has a net worth of $5 billion. Dina Merrill is famous for her acting career on stage, screen and television, as well as her many positions in businesses such as Lehman Brothers. She was born in New York City, New York, the only daughter of Marjorie Merriweather Post and promnient investment banker Edward Francis Hutton. Her mother Marjorie was the heir to the CW Post fortune which at one time the richest woman in America. Dina's father was the founder of stock brokerage firm E. F. Hutton. Dina Merrill was married three times, once to an heir to the Colgate-Palmolive fortune named Stanley M. Rumbough, Jr, then to academy award winning actor CLiff Robertson and finally to another actor named Ted Hartley.