'tenacious man' is correct and usable in written English.
You can use it to describe someone who is determined and persistent in pursuing a goal. For example, "John is a tenacious man; he never gives up on his dreams, no matter how difficult the task."
Browder is a remarkable and admirably tenacious man.
He has always been as he is now - a very precise, hard-working, intelligent, astute and tenacious man.
Sturgeon, a tenacious man who by then was attracting a small legion of supporters, including the state, appealed to the 9th US circuit court of appeals.
Aware that the power of his narrative was unimpeachable, the apartheid regime subjected him to constant harassment in the hope that Kumalo, a humble and tenacious man of integrity, would abandon his work or sell his soul altogether.
A determined and tenacious man, by 1989 he was a rocket scientist working for Ford Aerospace in Palo Alto, California, as a systems engineer on a project to connect all Ford automobiles to geosynchronous satellites for communications and locator services.
A meticulous, tenacious man who served a year in Vietnam at 17 as an Army helicopter gunner, Snow originally thought his case against the lawn dart was so black and white that it would bore though all philosophical and political differences.
More important, Youngstown was 3 for 17 because of Butler's tenacious man-to-man defense.
The Liberty was the more aggressive team in the first half, using a tenacious man-to-man defense that frustrated Miami into 11 turnovers and early foul trouble.
The effectiveness of that approach, which on the court features a tenacious man-to-man defense and a flexible motion offense, has never been more evident.When Duke faces Arkansas on Saturday afternoon at 5 43 Eastern standard time (Channel 2 in New York), it will be the Blue Devils' third consecutive appearance in the Final Four and their fourth in the past five years.
He was a tenacious old man, one of the few who had withstood the government's efforts to move his people from this Botswanan game reserve, their ancestral land.
Chicago's strong and tenacious big men have not allowed Evans to have his typical impact on the boards.
