Thompson v. Hebdon, 589 U.S. ___ (2019), is a United States Supreme Court decision concerning campaign finance.

The Supreme Court was asked to review the Ninth' Circuit's decision upholding Alaska's restrictions on campaign finance after the Cato Institute petitioned to the Supreme Court to reverse the Ninth Circuit.

Therefore, UC Irvine election law professor Richard L. Hasen said that this was the "least bad way" campaign finance reform groups could have lost this case.

[2] According to Jason Torchinsky, a campaign finance lawyer working in one of the GOP's most prominent law firms, the decision shows that a majority of Justices do not agree with low campaign donation limits, but might be hesitant to take on this fight in today's political climate.

[2] Justice Ruth Bader Ginsburg filed a statement respecting the Supreme Court's decision vacating and remanding the ruling of the Ninth Circuit.