David Poljak

David Poljak (born 17 May 1996) is a tennis player from the Czech Republic. Poljak has a career-high singles ranking of No. 370, and a career-high doubles ranking of No. 259.

All finals

 * Key
 * Italics – Indicates the player lost in the final.
 * † – Indicates a final not played.
 * Singles
 * Grade 1 – 🇨🇿 Přerov (13 Jan 2014)
 * Grade 2 – 🇦🇹 Amstetten (13 May 2014), 🇦🇹 Villach (6 May 2014)
 * Grade 4 – 🇨🇿 Otočec (28 Jan 2014)
 * Grade 5 – 🇨🇿 Veská (24 Jul 2013)
 * Doubles
 * Grade 2 – 🇲🇩 Chişinău (11 Feb 2014), 🇦🇹 Villach (6 May 2014)
 * Grade 5 – 🇨🇿 Veská (24 Jul 2013)

Junior Grand Slam timeline

 * Singles
 * Doubles