important person
influential person
personage

Who has been the most influential person in your life?

Therefore he became a very influential person in the Senate.

He was named 29th most influential person of 2009 by Village.

He was named 23rd most influential person of 2009 by the magazine Village.

A further eight people said that they had been helped to gain access to training by an influential person.

She was "probably the most important and influential person" in Ray's early life.

In March 1986, the project committee was formed after influential persons became involved.

I'd be ashamed to bring my boss here or any influential person from work.

An influential person would earn the right to a huge number of free samples.

"It's amazing to me that at my age I am able to participate in the political life of such an influential person."