Tennis Players Starting with K
- Kelm/Majdandzic
- Katherine Barnes/Summer Yardley
- Kokoro Isomura/Naoki Tajima
- Kalina/Pecak
- Kawagishi/Nagata
- Kalashnikova/Zimmermann
- Kolodziejova/Siskova
- Kuhl/Nuudi
- Kalinina/Yastremskaya
- Kichenok/Ostapenko
- Krueger/Routliffe
- Kenin/Mattek Sands
- Katie Boulter/Marketa Vondrousova
- Kato/Kichenok
- Koki Matsuda/Yamato Sueoka
- Kovapitukted/Tsygourova
- Koki Matsuda
- Karola Patricia Bejenaru/Tea Nikcevic
- Kayo Nishimura
- Kawa/Schoofs
- Katharina Rothacker
- Korda/Thompson
- Karatsev/Zhang
- Kinoshita/El Aouni
- Kirci/Horoz
- Kira Bataikina
- Karol Drzewiecki/Luca Margaroli
- Kai Wehnelt/Patrick Zahraj
- Keisuke Saitoh/Daisuke Sumizawa
- Kelm/Mujakic
- Kuznetsova/Nagornaia
- Kostic/Lulic
- Kusy Alzugaray/Chramcova
- Kostyuk/Turini
- Kim/Ender
- Kumasaka/Yamasaki
- Kestelboim/Roveri Sidney
- Kody Pearson
- Klaudija Bubelyte/Hikaru Sato
- Katherine Sebov/Kathinka Von Deichmann
- Kimberly Birrell/Rebecca Marino
- Kai Lemstra/Filippo Romano
- Karan Singh
- Kratyuk/Lizunova
- Knez/Pislak
- Kurt Miller
- Kira Bataikina/Eva Zharova
- Karol Drzewiecki/Szymon Walkow
- Kimhi/Shimanov
- Krista Savicka
- Kenzo Koistila Larsson
- Korona Kielce
- Kirill Filaretov
- Kyle Rae
- Kirci/Ostapenkov
- Kratyuk/Khramtsova
- Kirilov/Krapivin
- Kyratzis/Neos
- Kazionova/Stoilkovska
- Kenzo Koistila Larsson/Jeiden Saidizand
- Katrin Pavkova/Denisa Pospisilova
- Kira Bataikina/Alisa Vasileva
- Kawachi/Yamasaki
- Kirill Mishkin/Pavel Verbin
- Karatantcheva/Kung
- Kenneth Rabinad Vila
- Kozyreva/Kononova
- Kalieva/Sebov
- Klio Maria Ioannou
- Koray Kirci/Daniil Ostapenkov
- Krywoj/Hu
- Katerina Siniakova/Taylor Townsend
- Krajmer/Roots
- Kielan/Markovski
- Kirilov/Tailleu
- Kamchibekov/Kolninov
- Katya Townsend
- Kenzhibayeva/Ounmuang
- Kahramonova/Olimjanova
- Kinoshita/Okuwaki
- Kubareva/Khomutyanskaya
- Kazuma Kawachi/Issei Okamura
- Kabir Hans
- Karolina Krajmer
- Keegan Rice
- Kaitlyn Carnicella/Taylor Goetz
- Kallista Liu
- Karma Yacavino
- Kaitlyn Carnicella
- Kulakowski/Politowicz
- Karlo Cubelic/Paul Woerner
- Komano/Chiu
- Karolina Kubanova/Renata Voracova
- Karolina Krajmer/Andrea Roots
- Kayla Cross/Jaeda Daniel
- Kabeer Kapasi
- Kadak Ocvirk/Kaja Najzer
- Kim Da Hye
- Kahyeon Han
- Katherine Barnes/Jasmin Sabrina Opris