Kurt Thomas Busch is a professional American race car driver. He drives the #2 Miller Lite Dodge in the NASCAR Sprint Cup Series, he also races part time in the Nationwide Series in the #12 Penske Truck Rental Dodge. He is the older brother of Kyle Busch, also a professional driver, and the two have raced against one another on many occasions.

In 2004, Busch finished 8 points ahead of Jimmie Johnson to win the NASCAR Sprint Cup Series Championship in the first ever season using the "Chase for the Cup" points format. At the time, he drove the #97 Sharpie/Irwin Industrial Tools Ford for Roush Racing. Busch departed Roush at the end of 2005, moving to Penske Racing and replacing the retiring Rusty Wallace in the No. 2 Miller Lite sponsored Dodge Charger. With a 2006 win in the Busch Series Busch became one of only 18 drivers with a win in all three of NASCAR's top divisions .