I can’t think of one. Not one Libertarian has helped this country in over 200 years.
Here’s a list of misfits from google. This is not a great list.
Prominent consequentialist libertarians include David D. Friedman, Milton Friedman, Friedrich Hayek, Peter Leeson, Ludwig von Mises and R. W. Bradford. Prominent deontological libertarians include Hans-Hermann Hoppe, Ayn Rand and Murray Rothbard.
Let’s remember the most famous Libertarian, Ayn Rand died penniless on welfare.