CGFA - Simone Martini
- Image gallery of artist's works and a biography from MS Encarta '97.
- http://cgfa.dotsrc.org/martini/

WebMuseum: Martini, Simone
- Artist's biography and a collection of images.
- http://www.ibiblio.org/wm/paint/auth/martini/

Web Gallery of Art: Simone Martini
- Large image gallery of artist's works and a biography.
- http://www.kfki.hu/~arthp/html/s/simone/

Simone Martini at Arthistory.cc
- Short biography and a collection of images of artist's works.
- http://www.arthistory.cc/auth/martini/

Olga's Gallery: Simone Martini
- Comprehensive collection of artist's works with a biography and historical comments.
- http://www.abcgallery.com/M/martini/martini.html

The Columbia Encyclopedia: Martini, Simone
- Artist's biography.
- http://www.bartleby.com/65/ma/MartiniS.html

ChristusRex - Simone Martini
- Artist's biography and the most famous of his works.
- http://www.christusrex.org/www2/art/Simone_Martini.htm

Catholic Encyclopedia - Simone Martini
- Artist's biography.
- http://www.newadvent.org/cathen/09730d.htm

Simone Martini: Christ Discovered in the Temple
- Article about the exhibition in National Gallery, London.
- http://www.nationalgallery.org.uk/exhibitions/past/simone.htm