Maeda Matsu (前田まつ), also known as Omatsu no Kata (お松の方) (1547–1617), was a Japanese noble lady and aristocrat of the 16th century. She was the wife of Maeda Toshiie, who founded the Kaga Domain. Matsu had a reputation for intelligence; she was skilled at both literary and martial arts, she fought alongside her clan. Known for her fierce determination, Matsu was vitally important to the success of the Maeda clan, being at the forefront of many political and diplomatic issues. She was eternalized for saving the Maeda clan from Tokugawa Ieyasu in Battle of Sekigahara and Siege of Osaka.