There is no requirement in the FIFA Law of the Game for the jerseys to have numbers on them. However, most leagues do implement requirements that players be uniquely identifiable by their jersey. Numbers are usually mandated for this purpose because of potential language difficulties.
In the major leagues, yes, its so you can tell them apart.
He can wear 10-19 or 80-89.
yes the numbers reflected where the player typically hit in the lineup.
He wore the number 81
white jersey with red numbers
Carlos Valderrama used to wear the No. 10 shirt.
A cornerback wears 20-49 A defensive lineman can wear 50-79 and 90-99 A linebacker can wear 50-59 and 90-99
Johnny played for the St. Louis Cardinals in 1927 and the Cardinals did not have jersey numbers that year ... they began wearing numbers in 1932.
what did the new jersey settlers wear
There are no current NBA or CBA players who wear the number 59. In fact no one has ever wore the number 59. It is not a common jersey number, as many of the jersey numbers happen to feature lower numbers.
On Jackie Robinson day, players in the Major Leagues all wear the #42 on their jersey to honor a true hero and baseball legend.