Harry Jack Ellis (born 10 September 1995) is an English professional golfer.

In 2012, Ellis became the youngest winner of the English Amateur at the age of 16, beating the previous record held by Nick Faldo.

[1] As a junior, at Florida State University, Ellis was named a PING honorable mention All-American.

[3] The win gained him entry to the 2017 Open Championship, the 2018 Masters Tournament, the 2018 Memorial Tournament, and the 2018 U.S. Open.

Following the 2018 U.S. Open, Ellis turned professional on the Challenge Tour.