Markos Kalovelonis
Маркос Каловелонис
Μάρκος Καλοβελώνης
Country (sports) Greece (2011–14; 2019–present)
 Russia (2014–19)
ResidenceMarousi, Greece
Born (1994-05-18) 18 May 1994 (age 26)
Marousi, Greece
Height1.94 m (6 ft 4 in)
PlaysRight-handed (two handed-backhand)
Prize money$26,223
Singles
Career record3–2 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles0
Highest rankingNo. 445 (13 June 2016)
Current rankingNo. 758 (12 April 2021)
Doubles
Career record3–3 (at ATP Tour level, Grand Slam level, and in Davis Cup)
Career titles10 ITF
Highest rankingNo. 290 (6 June 2016)
Current rankingNo. 408 (12 April 2021)
Team competitions
Davis Cup6–5
Last updated on: 14 December 2015.

Markos Kalovelonis (Greek: Μάρκος Καλοβελώνης, Russian: Маркос Каловелонис; born 18 May 1994) is a Greek-Russian tennis player.

Kalovelonis has a career high ATP singles ranking of 445 achieved on 16 June 2016. He also has a career high ATP doubles ranking of 290 achieved on 6 June 2016. Kalovelonis has won 8 ITF doubles titles.

Kalovelonis has represented Greece at the Davis Cup where he has a W/L record of 6–5.

Kalovelonis is the son of former Greek tennis player, George Kalovelonis and Russian Karina Nazarenko. In 2014, Kalovelonis decided to represent Russia instead of Greece. In 2019, Kalovelonis switched back to represent Greece.

Futures and Challenger finals

Singles: 2 (0–2)

Legend
Challengers (0–0)
Futures (0–2)
Outcome No. Date Tournament Surface Opponent Score
Runner-up 1. 30 January 2016 Aktobe, Kazakhstan Hard (i) Belarus Sergey Betov 3–6, 4–6
Runner-up 2. 4 June 2016 Namangan, Uzbekistan Hard Chinese Taipei Chen Ti 4–6, 2–6

Doubles: 23 (10–13)

Legend
Challengers (0–0)
Futures (10–13)
Outcome No. Date Tournament Surface Partner Opponents Score
Runner-up 1. 7 April 2012 Heraklion, Greece Carpet Greece Charalampos Kapogiannis Austria Björn Propst
Austria Bastian Trinker
1–6, 3–6
Winner 2. 6 July 2013 Sharm El Sheikh, Egypt Clay Sweden Angelos Lenis Egypt Karim Hossam
Egypt Karim-Mohamed Maamoun
6–4, 3–6, [10–6]
Winner 3. 13 September 2013 Filippiada, Greece Hard Greece Alexandros Jakupovic Bulgaria Valentin Dimov
Bulgaria Dinko Halachev
6–3, 6–3
Runner-up 4. 18 April 2014 Karshi, Uzbekistan Hard Uzbekistan Shonigmatjon Shofayziyev Poland Piotr Gadomski
Poland Adam Majchrowicz
5–7, 1–6
Winner 5. 27 June 2014 Istanbul, Turkey Hard Portugal Alexander Merino Australia Damian Farinola
Australia Darren Polkinghorne
3–6, 6–1, [10–8]
Runner-up 6. 31 August 2014 Tehran, Iran Clay Iran Amirvala Madanchi India Vinayak Sharma Kaza
India Vijay Sundar Prashanth
3–6, 4–6
Runner-up 7. 2 November 2014 Heraklion, Greece Hard Greece Alexandros Jakupovic Serbia Ivan Bjelica
Serbia Miljan Zekić
3–6, 6–7(4–7)
Winner 8. 8 November 2014 Heraklion, Greece Hard Greece Alexandros Jakupovic Belgium Sander Gillé
France Alexis Musialek
7–6(7–1), 7–6(7–4)
Runner-up 9. 15 November 2014 Heraklion, Greece Hard Greece Alexandros Jakupovic Serbia Danilo Petrović
Serbia Ilija Vucic
5–7, 2–6
Winner 10. 29 March 2015 Heraklion, Greece Hard Greece Alexandros Jakupovic Romania Patrich Grigoriu
Romania Costin Paval
6–4, 6–2
Winner 11. 4 April 2015 Heraklion, Greece Hard Greece Alexandros Jakupovic Romania Patrich Grigoriu
Romania Costin Paval
2–6, 7–5, [10–5]
Runner-up 12. 11 April 2015 Sharm El Sheikh, Egypt Hard Austria Lucas Miedler Austria Martin Fischer
Switzerland Jannis Liniger
4–6, 2–6
Winner 13. 18 April 2015 Heraklion, Greece Hard Greece Alexandros Jakupovic United Kingdom Joe Salisbury
United Kingdom Joshua Ward-Hibbert
6–1, 6–2
Runner-up 14. 15 May 2015 Bol, Croatia Clay Canada Martin Beran Hungary Gábor Borsos
Hungary Levente Gödry
4–6, 5–7
Runner-up 15. 5 June 2015 Andijan, Uzbekistan Hard Uzbekistan Shonigmatjon Shofayziyev Russia Denis Matsukevitch
Ukraine Denys Molchanov
6–2, 6–7(5–7), [12–14]
Runner-up 16. 27 June 2015 Istanbul, Turkey Hard Uzbekistan Temur Ismailov Turkey Tuna Altuna
Australia Bradley Mousley
4–6, 4–6
Runner-up 17. 4 September 2015 Chennai, India Hard Kazakhstan Timur Khabibulin India Jeevan Nedunchezhiyan
India Vijay Sundar Prashanth
6–4, 3–6, [4–10]
Runner-up 18. 18 September 2015 Chennai, India Hard India Kunal Anand China Xin Gao
China Bowen Ouyang
2–6, 7–5, [9–11]
Runner-up 19. 9 October 2015 Shymkent, Kazakhstan Clay Bulgaria Aleksandar Lazov Russia Ivan Gakhov
Georgia (country) Aleksandre Metreveli
6–7(4–7), 3–6
Winner 20. 4 December 2015 Lamaca, Cyprus Hard Greece Konstantinos Economidis Spain Andrés Artuñedo Martinavarro
Canada Steven Diez
4–6, 6–3, [10–5]
Runner-up 21. 22 April 2016 Shymkent, Kazakhstan Clay Georgia (country) Aleksandre Metreveli Uzbekistan Saniar Fayziev
Belarus Andrei Vasilevski
2–6, 4–6
Winner 22. 29 April 2016 Shymkent, Kazakhstan Clay Georgia (country) Aleksandre Metreveli Serbia Miki Janković
Belarus Andrei Vasilevski
6–4, 6–1
Winner 23. 27 May 2016 Andijan, Uzbekistan Hard India Sriram Balaji Kazakhstan Roman Khassanov
Russia Vitaly Kozyukov
6–3, 6–4