Members of Congress scoring 90% or better in a given calendar year and also had lifetime scores of 90% or better on the Club for Growth Foundation Scorecard are distinguished as Defenders of Economic Freedom.
| U.S. SENATE | 2020 Score | Lifetime Score |
| Sen. Mike Lee | 100% | 99% |
| Sen. Rand Paul | 100% | 96% |
| Sen. Ted Cruz | 90% | 90% |
| U.S. HOUSE | 2020 Score | Lifetime Score |
| Rep. Andy Biggs | 100% | 100% |
| Rep. Tom Tiffany | 100% | 100% |
| Rep. Justin Amash | 100% | 98% |
| Rep. Ken Buck | 100% | 98% |
| Rep. Jody Hice | 100% | 95% |
| Rep. Thomas Massie | 100% | 94% |
| Rep. F. James Sensenbrenner | 100% | 90% |
| Rep. Chip Roy | 99% | 99% |
| Rep. Greg Steube | 99% | 99% |
| Rep. Ted Budd | 99% | 98% |
| Rep. Michael Cloud | 99% | 98% |
| Rep. Jim Jordan | 99% | 98% |
| Rep. William Timmons | 99% | 98% |
| Rep. Lance Gooden | 99% | 97% |
| Rep. Tom McClintock | 99% | 97% |
| Rep. Mark Green | 99% | 96% |
| Rep. Jeff Duncan | 99% | 94% |
| Rep. Ralph Norman | 99% | 94% |
| Rep. Jim Banks | 99% | 92% |
| Rep. Louie Gohmert | 99% | 91% |
| Rep. Paul Gosar | 99% | 91% |
| Rep. Warren Davidson | 94% | 98% |
| Rep. James Bishop | 94% | 94% |
| Rep. Tim Burchett | 93% | 95% |
| Rep. Bryan Steil | 92% | 92% |