Ann Dustin Wilson (born June 19, 1950) is an American singer and songwriter best known as the lead singer of the rock band Heart.

Wilson has been a member of Heart since the early 1970s; her younger sister, Nancy Wilson, is also a member of the band. One of the first hard rock bands fronted by women, Heart released numerous albums between 1975 and 2016; the early Heart albums Dreamboat Annie (1975) and Little Queen (1977) generated classic hard rock singles such as "Magic Man", "Crazy on You", and "Barracuda". Heart has sold over 35 million records worldwide, placed 29 singles on the Billboard Hot 100, and has scored top 10 albums on the Billboard 200 in the 1970s, 1980s, 1990s, and 2010s.

Wilson was ranked no. 78 in Hit Parader's 2006 list of "Greatest Heavy Metal Vocalists of All Time". In 2013, she was inducted into the Rock and Roll Hall of Fame as a member of Heart. Wilson possesses a dramatic soprano vocal range. She is known for her operatic abilities.