Federico Delbonis is an Argentine former professional tennis player. He achieved a career-high ATP singles ranking of No. 33 on 9 May 2016. He also reached a career-high doubles ranking of No. 110 on 22 July 2019.
Roberto Bautista Agut is a Spanish professional tennis player. He has been ranked as high as world No. 9 by the Association of Tennis Professionals (ATP) in singles, which he first achieved on 4 November 2019.
Pablo Carreño Busta is a Spanish inactive professional tennis player. He has been ranked as high as world No. 10 by the ATP, which he first achieved on 11 September 2017. He also reached a best doubles ranking of No. 16 on 17 July 2017. He has won seven singles titles, including a Masters 1000 title at the Canadian Open, and four doubles titles on the ATP Tour. Representing Spain, Carreño Busta has won an Olympic bronze medal in men's singles at the 2020 Tokyo Olympics and was a member of the Spanish team that won the 2019 Davis Cup.
The 2011 Alessandria Challenger was a professional tennis tournament played on clay courts. It was the fourth edition of the tournament which is part of the 2011 ATP Challenger Tour. It took place in Alessandria, Italy between 23 and 29 May 2011.
The 2013 Valencia Open 500 was a men's tennis tournament played on indoor hard courts. It was the 19th edition of the Valencia Open, and part of the 500 Series of the 2013 ATP World Tour. It was held at the Ciutat de les Arts i les Ciències in Valencia, Spain, from 21 October through 27 October 2013. Unseeded Mikhail Youzhny won the singles title.
Quentin Halys is a French professional tennis player. Halys has a career-high ATP singles ranking of world No. 61 achieved on 16 January 2023 and a doubles ranking of No. 129 achieved on 3 October 2022. He has won seven singles titles on the ATP Challenger Tour and seven in doubles.
Romain Arneodo is a French-born Monegasque professional tennis player who specializes in doubles. From 2008 to 2013, Arneodo represented France in international competition, but has since represented Monaco. Arneodo has been ranked by the Association of Tennis Professionals (ATP) as high as world No. 50 in doubles, which he achieved in August 2023. He also has a career-high ATP singles ranking of world No. 455, attained in August 2014. Since turning professional, Arneodo has won one ATP doubles title as well as twelve doubles titles on the ATP Challenger Tour and one singles and 20 doubles titles on the ITF Men's World Tennis Tour.
The 2014 Valencia Open 500 was a men's tennis tournament played on indoor hard courts. It was the 20th edition of the Valencia Open, and part of the 500 Series of the 2014 ATP World Tour. It was held at the Ciutat de les Arts i les Ciències in Valencia, Spain, from 20 October through 26 October 2014. Third-seeded Andy Murray won the singles title.
Juan Pablo Varillas Patiño-Samudio is a Peruvian professional tennis player. Varillas has a career-high ATP singles ranking of No. 60 achieved on 26 June 2023. He is currently the No. 1 Peruvian tennis player.
Yannick Hanfmann is a German professional tennis player. He has a career-high ATP singles ranking of world No. 45, achieved in July 2023, and a doubles ranking of No. 111, achieved in April 2024.
Sebastian Korda is an American professional tennis player. He has a career-high ATP singles ranking of world No. 23 achieved on 16 October 2023 and a doubles ranking of No. 57 reached on 6 May 2024. He has won one ATP singles, and one doubles title, at the 2024 Mutua Madrid Open. He also won the junior title at the 2018 Australian Open, 20 years after his father Petr Korda won the Australian Open title.
The 2021 Andalucía Open was a tournament on the 2021 ATP Tour. It was played on outdoor clay courts in Marbella, Spain. It was organised with a single-year licence in 2021, and was held at Club de Tennis Puente Romano from April 5 to 11, 2021. This was the 4th edition of the Challenger 80 tournament held in Puente Romano in Marbella. It was also the first edition of ATP 250. So this year professional tennis was played for the first time for two weeks. AnyTech365 Andalucía Open becomes the fourth ATP Tour tournament in Spain, alongside competitions in Madrid, Barcelona and Mallorca.
The 2021 Mallorca Championships was a men's tennis tournament played on outdoor grass courts. It was the inaugural edition of the Mallorca Championships, and part of the ATP Tour 250 series of the 2021 ATP Tour. It was held at the Santa Ponsa Tennis Academy in Santa Ponsa, Spain, from 19 June until 26 June 2021.
Daniil Medvedev defeated Sam Querrey in the final, 6–4, 6–2, to win the singles tennis title at the 2021 Mallorca Championships. It was Medvedev's first career grass court final and singles title on the ATP Tour, and he dropped just one set en route to the victory. Querrey was contesting for his first title in four years.
Stefanos Tsitsipas defeated Roberto Bautista Agut in the final, 6–4, 3–6, 7–6(7–2) to win the singles title at the 2022 Mallorca Championships.
The 2022 Mallorca Championships was a men's tennis tournament to be played on outdoor grass courts. It was the second edition of the Mallorca Championships, and part of the ATP Tour 250 series of the 2022 ATP Tour. It was held at the Santa Ponsa Tennis Academy in Santa Ponsa, Spain, from 20 June until 26 June 2022.
Rajeev Ram and Joe Salisbury defeated Tim Pütz and Michael Venus in the final, 7–6(7–4), 7–6(7–5) to win the men's doubles tennis title at the 2022 Cincinnati Masters.
Lorenzo Musetti defeated Matteo Berrettini in the final, 7–6(7–5), 6–2 to win the singles tennis title at the 2022 Napoli Cup. It was his second career ATP Tour singles title.
Félix Auger-Aliassime defeated Holger Rune in the final, 6–3, 7–5 to win the singles tennis title at the 2022 Swiss Indoors. It was his third title in as many weeks and fourth career ATP Tour singles title overall.
The 2023 Málaga Open was a professional tennis tournament played on hard courts. It was the second edition of the tournament which was part of the 2023 ATP Challenger Tour. It took place in Málaga, Spain between 9 and 15 October 2023.
Switzerland 
