Louise Charlotte Helene Michaëli, née Michal (17 May 1830 – 23 February 1875), was a Swedish opera singer.
Michaëli made her debut at the Royal Swedish Opera in 1849.
She studied under Julius Günther at the Opera in Stockholm and under Garcia in London.
On her return to Sweden, she became the leading prima donna of the Royal Opera in Stockholm alongside Signe Hebbe and Fredrika Stenhammar until 1874.
She was appointed court singer and inducted to Royal Swedish Academy of Music in 1854, and given the Litteris et Artibus in 1869.