Joanne Frost (born 27 June 1970) is an English television personality, nanny, and author.

Because her father was interested in history, she frequently visited a number of castles and museums as a child.

[3] Frost was hired for the Channel 4's[3] Supernanny television show that launched in the United Kingdom in 2004.

[3] In their book Handbook of Psychological Assessment, Case Conceptualization, and Treatment, Children and Adolescents, Michel Hersen and David Reitman state, "With considerable skill, Super Nanny Jo Frost implements standard, evidence-based contingency management procedures, as well as heavy evidence of creating alternative positive activity structures.

[11] Newcastle University media and cultural-studies lecturer Tracey Jensen believes that the format results in the mother being "shamed before she is transformed".

[3] In 2011, Frost quit Supernanny, and Deborah Tillman, who ran a group of play schools, was hired as her replacement for the United States show.

[citation needed] Jo Frost: Extreme Parental Guidance aired in the UK for Channel 4 beginning in 2010.

Viewers who know Frost's previous work will have no trouble believing that she cares about the outcome and sincerely wants to help these families patch things up.

[21] Frost is an advocate for the United Nations Foundation's Shot@Life movement, which aims to decrease vaccine-preventable childhood diseases and deaths.

[22] Frost operates a blog to promote vaccination of children and is one of the celebrities that has shown her support for #Givingtuesday, the International Day of Giving.