Anu Nieminen (née Weckström on December 16, 1977 in Helsinki) is a female badminton player from Finland.
Weckström played badminton at the 2004 Summer Olympics, losing to Kaori Mori of Japan in the round of 32.
In 2006, she signed with the Finnish cosmetics company Lumene, along with her husband, tennis player Jarkko Nieminen.