Mariel Lancy Galdiano (born June 25, 1998[1]) is an American professional golfer.

[2] Galdiano made the cut at the 2015 U.S. Women's Open.

[3] She won her sectional qualifier to earn entry into the tournament.

[4] Galdiano is a three-time Hawaii High School Athletic Association champion.

[6] At the 2017 Summer Universiade (World University Games), Galdiano won the gold medal in the individual event and led the United States to the team gold medal.