Websites on Spanish Athletes:

Famous Spanish Olympic Athletes
This site includes brief biographies on Olympic record setting Spaniards.
http://www.buzzle.com/articles/famous-spanish-athletes.html

Hispanics in Sports
A Sports Illustrated Article lists many current and historical Spanish sports figures.
https://www.si.com/extra-mustard/2017/10/13/30-most-influential-hispanics-sports

Websites on individual Spanish athletes (with sport):

Seve Ballesteros (Golf)
The Spanish golfer's official website. Features articles and biographical information.
http://www.seveballesteros.com/

Iker Casillas (Soccer)

Marta Dominguez (Track and Field)
Includes bio and career stats on Dominguez, an Olympic Track and Field competitor.
http://www.iaaf.org/news/kind=103/newsid=55183.html

Cesc Fabregas (Soccer)

Sergio Garcia (Golf)
Official website that includes bio, stats, and pictures on the golfer.
http://www.sergiogarcia.com/

Anabel Medina Garrigues (Tennis)

Xavi Hernandez (Soccer)

Miguel Indurain (Cycling)
Cycling Hall of Fame site has a bio and stats on this famous cyclist.
http://www.cyclinghalloffame.com/riders/rider_bio.asp?rider_id=37
This article offers many details on Indurain's life and career.
http://www.spanish-fiestas.com/celebrities/miguel-indurain.htm

Andres Iniesta (Soccer)

Conchita Martinez (Tennis)
Bio and career data for Martinez.
http://www.all-about-tennis.com/conchita-martinez.html

Rafael Nadal (Tennis)
Bio and career stats for Nadal.
http://www.atpworldtour.com/Tennis/Players/Top-Players/Rafael-Nadal.aspx

Manuel Orantes (Tennis)

Fernando Torres (Soccer)
Official website features bio and career stats for Torres.
http://www.fernando9torres.com/index.php?lang=uk

David Villa (Soccer)
ESPN site has stats and bio for Villa.
http://soccernet.espn.go.com/players/stats?id=28600&cc=5901