Donald Stephens
...that Donald Stephens, recently deceased mayor of Rosemont, Illinois for 51 years, is believed to have been the longest-serving mayor in the United States?
...that <b id="mwA5U"><a href="./Donald_Stephens" id="mwA5Y" rel="mw:WikiLink" title="Donald Stephens">Donald Stephens</a></b>, recently deceased <a href="./Mayor" id="mwA5c" rel="mw:WikiLink" title="Mayor">mayor</a> of <a href="./Rosemont,_Illinois" id="mwA5g" rel="mw:WikiLink" title="Rosemont, Illinois">Rosemont, Illinois</a> for 51 years, is believed to have been the longest-serving mayor in the United States?