Jan-Lennard Struff
Result W-L Date Tournament Surface Partner Opponent Score
Loss 0-1 Nov 2013 Bratislava , Slovakia Hard ( i ) Gero Kretschmer Henri Kontinen Andreas Siljeström 6-7 , 2-6
Win 1-1 Sep 2014 Szczecin , Poland Clay Dustin Brown Tomasz Bednarek Igor Zelenay 6-2 , 6-4
Win 2-1 Sep 2015 Alphen , Netherlands Clay Tobias Kamke Victor Hănescu Adrian Ungur 7-6 , 4-6 , [ 10-7 ]
Win 3-1 Sep 2016 Alphen , Netherlands Clay Daniel Masur Robin Haase Boy Westerhof 6-4 , 6-1
Win 4-1 Jan 2017 Canberra , Australia Hard Andre Begemann Carlos Berlocq Andrés Molteni 6-3 , 6-4
Win 5-1 Sep 2017 Genoa , Italy Clay Tim Pütz Guido Andreozzi Ariel Behar 7-6 , 7-6
ATP Challenger finals -- Doubles : 6 ( 5–1 )
Jan-Lennard Struff (; born 25 April 1990) is a German professional tennis player. He reached his career-high ATP singles ranking of world No. 33 in July 2019. In doubles, he achieved a career-high ranking of world No. 21 in October 2018.