Ronald Reagan was seventy years old when he became the president of the U.S.A. The oldest president, not only of America but the entire world.
70 somthing
Improved answer - Ronald Reagan was 69 when he was first elected to the office of President of the United States.
74
His first inauguration was 2½ weeks before his 70th birthday.
Ronald Reagan
Ronald Reagan was 69 when he was first elected and when he first took office in 1981.
69
ronald reagan
Ronald Reagan was 73 years old when he took his oath for his second term as President of the United States in 1985.
Ronald Reagan, who was 69 when he took the oath of office.
Ronald Reagan was elected California Governor at the ages of 55 and 59, and he was elected U.S. President at the ages of 69 and 73.
President Ronald Reagan died of pneumonia, complicated by Alzheimer's disease, at home in Los Angeles, California on June 5, 2004 at age 93.
Ronald Reagan was not alive in 2009, having died in 2004.
Ronald Reagan was 69 at his first Inauguration
No George Washington was not the oldest president. Ronald Reagan was the oldest elected president at the age of 69 when he was elected to his first term. He ended his presidency a few months before his 78th. George Washington was 57 when he was elected.