No, his status must be declared prior to the start of the competition.
as a pro he is 39-0 he was 84 (wins) against 6 (defeats) as an amateur
As of my last knowledge update in October 2023, the pro boxer with the highest amateur winning percentage is Vasyl Lomachenko. He had an impressive amateur record of 396 wins and just 1 loss, resulting in a winning percentage of approximately 99.75%. Lomachenko's remarkable skills and achievements in both amateur and professional boxing have made him one of the sport's standout athletes.
amateur is a better category
A pro or amateur what? He was a pro at figuring out comets and their orbits. He also has a bunch of stuff named after him, including the famous comet of all.
If the competition is an open the champion would be the winning score amateur or pro. However some competitions have pros as the winner and runners up and an amateur as the winning amateur.
As an amateur, he is reportedly 145 wins - 5 losses as a pro, he was 36 wins - 3 losses - 1 draw.
The team score for the pro-am is based on a net best ball format. Each hole's score is the better of the pro's gross score and the net score of the amateur.
in semi pro and amateur yes but not in pro tournaments
With the exception of the fact that the scores of the pro and the scores of the amateur are combined, the scoring system is the same.
Only if he resigns from PGA and after 2 years he is considered to be an amateur
amateur record = 100 wins against 5 losses pro record = 56 wins (37 ko's) against 5 losses (1ko) 3 of those losses he avenged, and the last two were his last two fight.
Noob Amateur or con