Jelena Jankovic of Serbia (R) shakes hands with Maria Joao Koehler of Portugal after winning their women's singles match at the Australian Open tennis tournament in Melbourne January 16, 2013. REUTERS/Navesh Chitrakar (
Dan Koehler - 2014-15 - Men's Tennis - Drexel University Athletics
Roberta Vinci of Italy returns a ball to Maria Joao Koehler of Portugal during the Estoril Tennis Open in Jamor May 2, 2012. REUTERS/Jose Manuel Ribeiro (PORTUGAL - Tags: SPORT TENNIS Stock
Tennis: Brandell-Larsen and Koehler-Kraljic are doubles champs at Elk River Open | Sports | hometownsource.com
Dan Koehler - 2014-15 - Men's Tennis - Drexel University Athletics
King Koehler - Salt Lake Tennis and Health
Lukas Koehler - College Tennis Prospect = Spring 2022 - YouTube
File:2013 US Open (Tennis) - Qualifying Round - Maria Joao Koehler (9709490773).jpg - Wikimedia Commons
From South Africa to Pennsylvania: Benedict Kohler '23 finds success on and off the tennis court at Muhlenberg - The Muhlenberg Weekly
Justin Kohler - Men's Tennis - Webster University Athletics