Taking to Twitter, Earnhardt responded to a fan's tweet by saying: "My fam immigrated from Germany in 1700s escaping religious persecution. America is created by immigrants."
Trump's order indefinitely blocks Syrian refugees from coming to the United States, and it suspends immigration from six other countries still struggling to defeat terrorists within their borders: Iraq, Yemen, Somalia, Iran, Libya and Sudan.
Related story: Franklin Graham endorses Trump refugee ban
Since posting, Earnhardt's tweet has received more than 1,00 retweets and 2,000 likes.
Earnhardt's fans have been weighing in on Twitter to his tweet.