{{short description|American hardball squash and tennis player}} {{Use mdy dates|date=October 2013}} '''G. (George) Diehl Mateer II''' (June 4, 1928 <ref name="Philadelphia">{{cite web|url=http://phillyboast.org/GeneralInfo/Hall_of_Fame.htm#Mateer|title=Hall of Fame: G. Diehl Mateer, Jr.|publisher=Philadelphia Squash Racquets Association|accessdate=March 2, 2010|archive-url=https://web.archive.org/web/20110622171402/http://www.phillyboast.org/GeneralInfo/Hall_of_Fame.htm#Mateer|archive-date=June 22, 2011|url-status=dead|df=mdy-all}}</ref> – September 22, 2012<ref>{{cite news|title=G. Diehl Mateer Jr.|url=http://www.legacy.com/obituaries/mainlinemedianews/obituary.aspx?pid=160111767|accessdate=12 November 2014|publisher=Main Line Media News|date=26 September 2012}}</ref>) was an American hardball squash player and tennis player. He was one of the leading squash players in the United States in the 1950s and 1960s. He is the only amateur player to have won two US Open squash titles (in 1955 and 1959).<ref name="Haverford"/><ref>{{cite web|url=http://www.squashtalk.com/usopen/history1.htm|title=Historical Information about the US and North American Opens.|accessdate=March 2, 2010|url-status=usurped|archiveurl=https://web.archive.org/web/20100116211937/http://squashtalk.com/usopen/history1.htm|archivedate=January 16, 2010|df=mdy-all}}</ref> He also won three U.S. National Singles titles between 1954 and 1960 and a record eleven U.S. National Doubles titles between 1949 and 1966.<ref name="Philadelphia"/><ref name="Haverford"/> He was runner-up at the US national doubles championship on nine further occasions (three of those times with his son Gil – his sons Gil and Drew won five national titles in all, including one together in 1986). Diehl also won two intercollegiate titles.<ref name="Haverford"/><ref>{{cite web|url=http://collegesquashassociation.com/champions/mens-championships/individuals/|title=Individuals (M)|publisher=College Squash Association|accessdate=March 2, 2010|archive-date=March 7, 2010|archive-url=https://web.archive.org/web/20100307022703/http://collegesquashassociation.com/champions/mens-championships/individuals/|url-status=dead}}</ref> He did not compete in the two other years that the intercollegiates were held due to a conflict (it being the same weekend as the US National Doubles, that he won that year).
In tennis, Mateer reached the second round of the 1951 U.S. National Championships and lost in the first round in 1948.
Mateer was inducted into nearly every possible hall of fame, including the United States Squash Racquets Association Hall of Fame in 2000, the initial year. He is also a member of the US Intercollegiate Hall of Fame,<ref name="Haverford"/><ref>{{cite web|url=http://collegesquashassociation.com/awards/mens-awards/hall-of-fame/|title=Hall of Fame (M)|publisher=College Squash Association|accessdate=March 2, 2010}}</ref> the Episcopal Academy Hall of Fame,<ref>{{cite web|url=http://www.episcopalacademy.org/DRUM/Admin/Slike/PreviousAHOF.pdf|title=The Episcopal Academy Alumni Society Athletic Hall of Fame|accessdate=March 2, 2010}} {{Dead link|date=October 2010|bot=H3llBot}}</ref> the Maryland Squash Hall of Fame and the Haverford College Glasser Hall of Achievement.<ref>{{cite web|url=http://www.haverford.edu/athletics/alumni/sports.php|title=Athletics Alumni - Careers|publisher=Haverford College|accessdate=March 2, 2010|url-status=dead|archiveurl=https://web.archive.org/web/20100408151924/http://www.haverford.edu/athletics/alumni/sports.php|archivedate=April 8, 2010|df=mdy-all}}</ref>
As a younger boy, Mateer was noted for his tennis. He was a Haverford College tennis team leader and member of a graduating class that accumulated four successive Middle Atlantic League championships and a four-year record of 45–6 while at Haverford.<ref name="Haverford">{{cite web|url=http://www.haverford.edu/athletics/alumni/inductees08.php|title=G. Diehl Mateer, Jr. Class of 1950 - Squash, Tennis|publisher=Haverford College|accessdate=March 2, 2010|url-status=dead|archiveurl=https://web.archive.org/web/20100408212323/http://www.haverford.edu/athletics/alumni/inductees08.php|archivedate=April 8, 2010|df=mdy-all}}</ref> He coached the Haverford College squash club team in the late 1970s.
Mateer married Joan Sommer and had five children: G. Diehl III, Andrew (Drew), Gilbert (Gil), Carver Severance, and Jeffrey (Jeff).
==References== {{reflist}}
{{World Series squash men's champions}}
{{DEFAULTSORT:Mateer, Diehl}} Category:American male tennis players Category:American male squash players Category:Sportspeople from Philadelphia Category:1928 births Category:2012 deaths Category:Tennis players from Philadelphia Category:20th-century American sportsmen