Fun Facts Fun Fact: How Old Faithful Got Its Name Posted by Adam (Neko Random) on August 23, 2023August 5, 2023 Old Faithful got its name from an expedition led by Congressman Henry D. Wasburn in 1869 and they were impressed by its reliability to erupt. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading… Related