Tonni Hansen (born 25 April 1958) is a Danish politician.

He is a member of the Socialist People's Party and has been the mayor of Langeland Municipality since 2018.

He has worked with furniture manufacturing and later with unions.

He has also worked with development in Malawi and Zambia.

In the 2014 European Parliament election, Hansen ran for European Parliament and became the 2nd substitute for the Socialist People's Party.