Marisela del Carmen Santibáñez Novoa (born 24 April 1975) is a Chilean actress, presenter, and politician of the Communist Party (PCCh).

[1] She grew up on Avenida Las Rejas [es] in Estación Central, and completed her secondary education at the Luis Pasteur School in Providencia.

[1] In June 2013, the PRO announced her as a candidate for deputy for District 30 in that November's parliamentary election, as part of the coalition If You Want It, Chile Changes.

She received 35,913 votes – equivalent to 11.9% of the total – and was elected, becoming the PRO's first deputy and its sole representative in the legislative session that began on 11 March 2018.

She is part of the special investigative commissions on investment in hospitals and hiring of personnel, on irregularities in actions of the National Mining Company [es] (ENAMI) related to contracts awarded to Inversiones SZ, on acts of the government related to the search for missing or disappeared minors, and on acts of the administration linked to the operation of La Chimba landfill.