# Markos Kalovelonis

Markos Kalovelonis (Greek: Μάρκος Καλοβελώνης, Марк Георгиевич Каловелонис; born 18 May 1994) is a Greek-Russian tennis player.
Kalovelonis has a career high ATP singles ranking of World No. 445 achieved on 13 June 2016. He also has a career high ATP doubles ranking of World No. 178 achieved on 8 August 2023. Kalovelonis has won 21 ITF doubles titles.
Kalovelonis has represented Greece at the Davis Cup where he has a W/L record of 6–5. He also represented Greece in the ATP Cup in 2020, 2021 and 2022.
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. He is fluent in Russian, Greek and English.

## Futures and Challenger finals
### Singles: 4 (0–4)

* Legend (singles)
* ATP Challenger Tour (0–0)
* ITF Futures Tour (0–4)
* Titles by surface
* Hard (0–2)
* Clay (0–2)
* Grass (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Jan 2016 | Kazakhstan, Aktobe | Futures | Hard (i) | Sergey Betov | 3–6, 4–6 |
| Loss | 0–2 | Jun 2016 | Uzbekistan, Namangan | Futures | Hard | Chen Ti | 4–6, 2–6 |
| Loss | 0–3 | Jun 2018 | United States, Rochester, New York | Futures | Clay | Alex Rybakov | 1–6, 6–7$^{(6–8)}$ |
| Loss | 0–4 | Jul 2018 | Estonia, Pärnu | Futures | Clay | Dragoș Nicolae Mădăraș | 2–6, 3–6 |

### Doubles: 53 (23–30)

* Legend (doubles)
* ATP Challenger Tour (1–4)
* ITF Futures Tour (22–26)
* Titles by surface
* Hard (16–18)
* Clay (7–11)
* Grass (0–0)
* Carpet (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Apr 2012 | Greece, Heraklion | Futures | Carpet | Charalampos Kapogiannis | Björn Propst Bastian Trinker | 1–6, 3–6 |
| Win | 1–1 | July 2013 | Egypt, Sharm El Sheikh | Futures | Clay | Angelos Lenis | Karim Hossam Karim-Mohamed Maamoun | 6–4, 3–6, [10–6] |
| Win | 2–1 | Sep 2013 | Greece, Filippiada | Futures | Hard | Alexandros Jakupovic | Valentin Dimov Dinko Halachev | 6–3, 6–3 |
| Loss | 2–2 | Apr 2014 | Uzbekistan, Karshi | Futures | Hard | Shonigmatjon Shofayziyev | Piotr Gadomski Adam Majchrowicz | 5–7, 1–6 |
| Win | 3–2 | Jun 2014 | Turkey, Istanbul | Futures | Hard | Alexander Merino | Damian Farinola Darren Polkinghorne | 3–6, 6–1, [10–8] |
| Loss | 3–3 | Aug 2014 | Iran, Tehran | Futures | Clay | Amirvala Madanchi | Vinayak Sharma Kaza Vijay Sundar Prashanth | 3–6, 4–6 |
| Loss | 3–4 | Nov 2014 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Ivan Bjelica Miljan Zekić | 3–6, 6–7$^{(4–7)}$ |
| Win | 4–4 | Nov 2014 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Sander Gillé Alexis Musialek | 7–6$^{(7–1)}$, 7–6$^{(7–4)}$ |
| Loss | 4–5 | Nov 2014 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Danilo Petrović Ilija Vucic | 5–7, 2–6 |
| Win | 5–5 | Mar 2015 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Patrich Grigoriu Costin Pavăl | 6–4, 6–2 |
| Win | 6–5 | Apr 2015 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Patrich Grigoriu Costin Pavăl | 2–6, 7–5, [10–5] |
| Loss | 6–6 | Apr 2015 | Egypt, Sharm El Sheikh | Futures | Hard | Lucas Miedler | Martin Fischer Jannis Liniger | 4–6, 2–6 |
| Win | 7–6 | Apr 2015 | Greece, Heraklion | Futures | Hard | Alexandros Jakupovic | Joe Salisbury Joshua Ward-Hibbert | 6–1, 6–2 |
| Loss | 7–7 | May 2015 | Croatia, Bol | Futures | Clay | Martin Beran | Gábor Borsos Levente Gödry | 4–6, 5–7 |
| Loss | 7–8 | Jun 2015 | Uzbekistan, Andijan | Futures | Hard | Shonigmatjon Shofayziyev | Denis Matsukevich Denys Molchanov | 6–2, 6–7$^{(5–7)}$, [12–14] |
| Loss | 7–9 | Jun 2015 | Turkey, Istanbul | Futures | Hard | Temur Ismailov | Tuna Altuna Bradley Mousley | 4–6, 4–6 |
| Loss | 7–10 | Sep 2015 | India, Chennai | Futures | Hard | Timur Khabibulin | Jeevan Nedunchezhiyan Vijay Sundar Prashanth | 6–4, 3–6, [4–10] |
| Loss | 7–11 | Sep 2015 | India, Chennai | Futures | Hard | Kunal Anand | Xin Gao Bowen Ouyang | 2–6, 7–5, [9–11] |
| Loss | 7–12 | Oct 2015 | Kazakhstan, Shymkent | Futures | Clay | Aleksandar Lazov | Ivan Gakhov Aleksandre Metreveli | 6–7$^{(4–7)}$, 3–6 |
| Win | 8–12 | Dec 2015 | Cyprus, Lamaca | Futures | Hard | Konstantinos Economidis | Andrés Artuñedo Martinavarro Steven Diez | 4–6, 6–3, [10–5] |
| Loss | 8–13 | Apr 2016 | Kazakhstan, Shymkent | Futures | Clay | Aleksandre Metreveli | Saniar Fayziev Andrei Vasilevski | 2–6, 4–6 |
| Win | 9–13 | Apr 2016 | Kazakhstan, Shymkent | Futures | Clay | Aleksandre Metreveli | Miki Janković Andrei Vasilevski | 6–4, 6–1 |
| Win | 10–13 | May 2016 | Uzbekistan, Andijan | Futures | Hard | Sriram Balaji | Roman Khassanov Vitaly Kozyukov | 6–3, 6–4 |
| Loss | 10–14 | Aug 2016 | Belarus, Minsk | Futures | Hard | Vasko Mladenov | Yaraslav Shyla Dzmitry Zhyrmont | 6–7$^{(8–10)}$, 3–6 |
| Loss | 10–15 | Oct 2016 | Greece, Heraklion | Futures | Hard | Filipp Kekercheni | Adrian Andrzejczuk Mateusz Smolicki | 7–6$^{(7–1)}$, 6–7$^{(5–7)}$, [9–11] |
| Loss | 10–16 | Dec 2016 | Cyprus, Lamaca | Futures | Hard | Alexandre Müller | Lucas Miedler Maximilian Neuchrist | 3–6, 6–1, [5–10] |
| Loss | 10–17 | Mar 2017 | Greece, Heraklion | Futures | Hard | Temur Ismailov | Hunter Callahan Nicholas S. Hu | 6–4, 1–6, [11–13] |
| Win | 11–17 | Jul 2017 | Russia, Kazan | Futures | Hard | Evgenii Tiurnev | Alexander Boborykin Timur Kiyamov | 6–2, 7–6$^{(10–8)}$ |
| Loss | 11–18 | Aug 2017 | Russia, Kazan | Futures | Hard | Alexander Pavlioutchenkov | Daniiar Duldaev Denis Yevseyev | 6–7$^{(2–7)}$, 4–6 |
| Win | 12–18 | Apr 2018 | Greece, Heraklion | Futures | Hard | Yaraslav Shyla | Erik Crepaldi Petr Michnev | 6–4, 7–6$^{(7–5)}$ |
| Loss | 12–19 | Jul 2018 | Estonia, Pärnu | Futures | Clay | Denis Klok | Marc Dijkhuizen Bart Stevens | 4–6, 2–6 |
| Win | 13–19 | Sep 2018 | Egypt, Cairo | Futures | Clay | Alexander Erler | Anirudh Chandrasekar Aryan Goveas | 6–4, 7–6$^{(7–3)}$ |
| Loss | 13–20 | Nov 2018 | Greece, Heraklion | Futures | Hard | Petros Tsitsipas | Vit Kopriva David Pichler | 2–6, 6–4, [7–10] |
| Win | 14–20 | Dec 2018 | Turkey, Antalya | Futures | Clay | Sanjar Fayziev | Tadeas Paroulek Oleg Prihodko | 7–5, 3–6, [10–6] |
| Loss | 14–21 | Apr 2019 | M25 Andijan, Uzbekistan | World Tennis Tour | Hard | Grigoriy Lomakin | Timur Khabibulin Vladyslav Manafov | 5–7, 1–6 |
| Win | 15–21 | Jun 2019 | M15 Akko, Israel | World Tennis Tour | Hard | Michail Pervolarakis | Julian Bradley Florian Lakat | 6–7$^{(9–11)}$, 6–4, [10–6] |
| Loss | 15–22 | Aug 2019 | M15 Moscow, Russia | World Tennis Tour | Clay | Sergey Fomin | Alen Avidzba Ivan Davydov | 6–3, 1–6, [7–10] |
| Win | 16–22 | Mar 2021 | M15 Antalya, Turkey | World Tennis Tour | Clay | Sanjar Fayziev | Vlad Andrei Dancu Gabriel Donev | 5–7, 7–6$^{(7–3)}$, [10–7] |
| Win | 17–22 | May 2021 | M15 Tbilisi, Georgia | World Tennis Tour | Hard | Sanjar Fayziev | Aleksandre Bakshi Zura Tkemaladze | 6–4, 3–6, [10–5] |
| Loss | 17–23 | May 2021 | M15 Shymkent, Kazakhstan | World Tennis Tour | Clay | Sanjar Fayziev | Yan Bondarevskiy Grigoriy Lomakin | 3–6, 4–6 |
| Win | 18–23 | Jul 2021 | M25 Nur-Sultan, Kazakhstan | World Tennis Tour | Hard | Sanjar Fayziev | Oleksii Krutykh Vladyslav Manafov | 7–6$^{(7–1)}$, 6–3 |
| Loss | 18–24 | Sep 2021 | M25 Johannesburg, South Africa | World Tennis Tour | Hard | Michail Pervolarakis | Alec Beckley Vaughn Hunter | 1–6, 6–7$^{(5–7)}$ |
| Win | 19–24 | Oct 2021 | M25 Nur-Sultan, Kazakhstan | World Tennis Tour | Hard (i) | Sanjar Fayziev | Aliaksandr Liaonenka Yan Sabanin | 6–7$^{(7–9)}$, 6–4, [10–7] |
| Win | 20–24 | Nov 2021 | M15 Heraklion, Greece | World Tennis Tour | Hard | Sanjar Fayziev | William Ma Alexis Musialek | 6–4, 6–1 |
| Loss | 20–25 | Dec 2021 | Antalya, Turkey | Challenger | Clay | Sanjar Fayziev | Hsu Yu-hsiou Oleksii Krutykh | 1–6, 6–7$^{(5–7)}$ |
| Loss | 20–26 | Jan 2022 | M25 Cairo, Egypt | World Tennis Tour | Clay | David Pichler | Yu Hsiou Hsu Neil Oberleitner | 6–7$^{(5–7)}$, 4–6 |
| Win | 21–26 | Mar 2022 | M25 Antalya, Turkey | World Tennis Tour | Clay | Sanjar Fayziev | Moez Echargui Alexander Weis | 6–2, 6–4 |
| Loss | 21–27 | Mar 2022 | Oeiras, Portugal | Challenger | Clay | Sanjar Fayziev | Nuno Borges Francisco Cabral | 3–6, 0–6 |
| Win | 22–27 | May 2022 | Shymkent, Kazakhstan | Challenger | Clay | Sanjar Fayziev | Mikael Torpegaard Kaichi Uchida | 6–7$^{(3–7)}$, 6–4, [10–4] |
| Win | 23–27 | Aug 2023 | M25 Jakarta, Indonesia | World Tennis Tour | Hard | Khumoyun Sultanov | Palaphoom Kovapitukted Manish Sureshkumar | 4–6, 7–5, [10–7] |
| Loss | 23–28 | Oct 2023 | Shenzhen, China | Challenger | Hard | Mikalai Haliak | Gao Xin Wang Aoran | 4–6, 2–6 |
| Loss | 23–29 | Nov 2023 | M25 Heraklion, Greece | World Tennis Tour | Hard | Sergis Kyratzis | Simon Freund Vladyslav Orlov | 7–6$^{(7–4)}$, 4–6, [7–10] |
| Loss | 23–30 | Jun 2024 | Lyon, France | Challenger | Clay | Vladyslav Orlov | Manuel Guinard Grégoire Jacq | 6–4, 3–6, [6–10] |