Editing Mark Spitz (section)

===Commercials===
He appeared in an advertisement for the California Milk Advisory Board. One of his print advertisements featured the caption "I always drink it--is something I like to do. I want to be loved by the mothers."<ref name="people.com"/>

In 1974, he was in a number of Schick razors commercials.<ref name="people.com">{{cite web |last=Bruns |first=Bill |url=http://www.people.com/people/archive/article/0,,20064247,00.html |title=The Shark Gets Soft – Couples, Olympics, Mark Spitz, Suzy Spitz |work=People |date=July 8, 1974 |access-date=January 30, 2011 |archive-date=February 1, 2011 |archive-url=https://web.archive.org/web/20110201215847/http://www.people.com/people/archive/article/0,,20064247,00.html |url-status=dead }}</ref> In 1998 he appeared with [[Evel Knievel]] in a TV commercial for [[PlayStation]].

In 1982, bestselling author Clive Cussler, mentioned Mark Spitz in the novel "Pacific Vortex!", the origin-story of Dirk Pitt.

In 2004, he appeared in a TV commercial for Sprint PCS.<ref>{{IMDb name|id=0819156|section=otherworks|name=Mark Spitz}}</ref> Then in November 2007, Spitz made a [[cameo appearance]] on [[Amanda Beard]]'s first television commercial (for GoDaddy) featuring her own seven Olympic medals (won between 1996 and 2004). The ad was entitled "Shock".<ref>{{cite web |url=http://www.thewhir.com/marketwatch/110707_Go_Daddy_to_Air_New_TV_Commercial.cfm |title=Go Daddy to Air New TV Commercial, WHIR Web Hosting Industry News |publisher=Thewhir.com |access-date=January 30, 2011 |url-status=dead |archive-url=https://web.archive.org/web/20080808121305/http://www.thewhir.com/marketwatch/110707_Go_Daddy_to_Air_New_TV_Commercial.cfm |archive-date=August 8, 2008 |df=mdy-all }}</ref> Also, in 2007 he appeared in the infomercial for the "Orbitrek Elite" fitness workout.<ref name="imdb.com">{{IMDb name|id=0819156|section=bio|name=Mark Spitz}}</ref>

In 2012, Spitz appeared in a commercial for Ageless Male, a testosterone supplement.<ref name="people.com"/>

In a 2019 commercial, Spitz pitched a personal EKG device by KardiaMobile.<ref>{{cite web | access-date = May 19, 2021 | url = https://www.ispot.tv/ad/oW5u/kardiamobile-mark-spitz-on-kardiamobile-featuring-mark-spitz | url-status = live | archive-url = https://web.archive.org/web/20191030165212/https://www.ispot.tv/ad/oW5u/kardiamobile-mark-spitz-on-kardiamobile-featuring-mark-spitz | archive-date= October 30, 2019 | title = KardiaMobile TV Commercial, 'Facing New Challenges' Featuring Mark Spitz }}</ref>

In 2022, Spitz endorsed the [[health supplement]] Relief Factor.<ref>{{cite web | access-date = August 2, 2022 | url = https://m.youtube.com/watch?v=ACnih4cii38 | title = Relief Factor Commercial (Mark Spitz) (2022) | website=[[YouTube]] }}</ref>