{{short description|American tennis player and motorsport driver (born 1942)}} {{BLP sources|date=March 2026}} {{Use mdy dates|date=October 2024}} {{Infobox tennis biography | name = Bob Siska | image = | fullname = Robert Siska | country_represented = {{USA}} | birth_date = {{birth date and age|1942|12|01}} | birth_place = | death_date = | death_place = | height = | plays = | careerprizemoney = | singlesrecord = | singlestitles = | highestsinglesranking = | Wimbledonresult = 2R (1963) | USOpenresult = 3R (1959) }} '''Robert Siska''' (born December 1, 1942) is an American former tennis player and motorsport driver.
A left-handed player from San Francisco, Siska made the singles third round of the 1959 U.S. National Championships as a teenager and competed on the international tour through the 1960s. He featured in the Wimbledon singles main draw four times and won his first round match in 1963, over Ion Țiriac.<ref>{{cite news |title=Bob Siska Scores At Wimbledon |url=https://www.newspapers.com/image/458294093 |work=The San Francisco Examiner |date=June 26, 1963}}</ref>
At the tournament now known as the Cincinnati Masters, he reached the round of 16 in singles in 1965.
Siska, who worked in real estate, financed his own career in motor racing after tennis. He competed in several seasons of the Atlantic Championship and later in the Formula Renault. His best race result in the Atlantic Championship was a tenth-place finish (from 35 cars) at Laguna Seca Raceway.<ref>{{cite news |last1=Adams |first1=Bruce |title=Champ Car World Series / Old tennis star's passion for racing |url=https://www.sfgate.com/sports/article/CHAMP-CAR-WORLD-SERIES-Old-tennis-star-s-2651543.php |work=SFGATE |date=July 31, 2005}}</ref>
==References== {{Reflist}}
==External links== * {{ATP}}
{{DEFAULTSORT:Siska, Bobby}} Category:1942 births Category:Living people Category:American male tennis players Category:Tennis players from San Francisco Category:Racing drivers from San Francisco Category:Atlantic Championship drivers Category:Formula Renault 2.0 WEC drivers Category:Formula Renault 2.0 NEC drivers Category:20th-century American sportsmen Category:Inter Europol Competition drivers Category:V de V Challenge Monoplace drivers