Undefeated boxing champion , Floyd Mayweather ($285 mil in pretax annual earnings), ranks number 1  on  the Forbes 100 world's highest paid entertainers 2018 list (p. 106 in Forbes’ August 31, 2018 magazine issue).

The boxer’s August 2017 fight versus Conor McGregor generated more than $550 million in revenue, with Money Mayweather earning $275 million, securing him the No. 1 spot for the second year since 2015.

10 of them are listed below, Visit the blog for the full list:

#1 Floyd Mayweather 41 $285 M Athletes
#2 George Clooney 57 $239 M Actors
#3 Kylie Jenner 20 $166.5 M Personalities
#4 Judy Sheindlin 75 $147 M Personalities
#5 Dwayne Johnson 46 $124 M Actors
#6 U2 - $118 M Musicians
#7 Coldplay - $115.5 M Musicians
#8 Lionel Messi 31 $111 M Athletes
#9 Ed Sheeran 27 $110 M Musicians
#10 Cristiano Ronaldo 33 $108 M Athletes

See the full list below:
Forbes 100 World's Highest Paid Entertainers 2018 List