The longest winning streak in sports history is held by the New York Yachting Club which held the Americas Cup trophy for 136 years from 1851 to 1987.
Miami men's tennis program winning 137 straight matches from 1957-1964. Second place is Penn State womens volleyball with 109 wins.
Wartburg Wrestling in Division III has won 20 consecutive IIAC Titles and has not lost a IIAC dual meet since 1993.
the 2009 nets went 0-18 till finally winning one
Caltech beavers 207 games division 3 basketball
Brandon High School wrestling (Florida) hasn't lost a match in 34 years.
Penn State - 111 matches .gopsusports.com/sports/w-volley/recaps/091110aaa.html
Trinity squash has a won 221 games in a row. After that I would have to go with UCLA 88 game winning streak followed by the current Uconn womens streak of 78 games
Don Criqui has the longest tenure in sports radio.
The Pittsburgh Pirates (1993-2010) hold the current record for professional sports-18 straight losing seasons.
Johns Hopkins University, Men's Lacrosse