| Singles | |
|---|---|
| 2024 Tampere Open | |
| Champion |  Daniel Rincón |
| Runner-up |  Calvin Hemery |
| Score | 6–1, 7–6(7–4) |
Sumit Nagal was the defending champion [1] but chose not to defend his title.
Daniel Rincón won the title after defeating Calvin Hemery 6–1, 7–6(7–4) in the final. [2]
Francisco Comesaña (quarterfinals)
Murkel Dellien (first round)
Dmitry Popko (second round) Calvin Hemery (final) Javier Barranco Cosano (semifinals)
Aziz Dougaz (quarterfinals)
Oliver Crawford (withdrew) Clément Tabur (second round) Daniel Rincón (champion)| Semifinals | Final | ||||||||||||
| 5 | Javier Barranco Cosano | 2 | 77 | 3 | |||||||||
| 4 | Calvin Hemery | 6 | 64 | 6 | |||||||||
| 4 | Calvin Hemery | 1 | 64 | ||||||||||
| 9 | Daniel Rincón | 6 | 77 | ||||||||||
| Q |  Gabi Adrian Boitan | 66 | 4 | ||||||||||
| 9 | Daniel Rincón | 78 | 6 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | F Comesaña | 2 | 6 | 6 | |||||||||||||||||||||||
 J Veselý | 6 | 3 | 3 | 1 | F Comesaña | 6 | 5 | 6 | |||||||||||||||||||
| N Sánchez Izquierdo | 63 | 5 | T Lamasine | 3 | 7 | 1 | |||||||||||||||||||||
| T Lamasine | 77 | 7 | 1 | F Comesaña | 2 | 5 | |||||||||||||||||||||
| M Vrbenský | 4 | 3 | 5 | J Barranco Cosano | 6 | 7 | |||||||||||||||||||||
| S Rodríguez Taverna | 6 | 6 | S Rodríguez Taverna | 3 | 2 | ||||||||||||||||||||||
 G Fonio | 65 | 2 | 5 | J Barranco Cosano | 6 | 6 | |||||||||||||||||||||
| 5 | J Barranco Cosano | 77 | 6 | 5 | J Barranco Cosano | 2 | 77 | 3 | |||||||||||||||||||
| 4 | C Hemery | 6 | 2 | 77 | 4 | C Hemery | 6 | 64 | 6 | ||||||||||||||||||
| Alt | Mathys Erhard | 4 | 6 | 65 | 4 | C Hemery | 6 | 6 | |||||||||||||||||||
| WC |  E Vasa | 6 | 63 | 5 | WC | V Ahti | 1 | 0 | |||||||||||||||||||
| WC | Vesa Ahti | 4 | 77 | 7 | 4 | C Hemery | 5 | 6 | 6 | ||||||||||||||||||
 M Möller | 6 | 6 | M Möller | 7 | 2 | 4 | |||||||||||||||||||||
| WC | Patrick Kaukovalta | 3 | 2 | M Möller | 6 | 6 | |||||||||||||||||||||
| Q | Tom Gentzsch | 3 | 3 | 8 | C Tabur | 4 | 3 | ||||||||||||||||||||
| 8 | C Tabur | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | A Dougaz | 6 | 6 | ||||||||||||||||||||||||
| D Svrčina | 3 | 4 | 6 | A Dougaz | 7 | 6 | |||||||||||||||||||||
| Q |  H Laaksonen | 3 | 4 |  G Onclin | 5 | 3 | |||||||||||||||||||||
| G Onclin | 6 | 6 | 6 | A Dougaz | 3 | 62 | |||||||||||||||||||||
| Q | Hynek Bartoň | 3 | 6 | 2 | Q | GA Boitan | 6 | 77 | |||||||||||||||||||
| Q | GA Boitan | 6 | 0 | 6 | Q | GA Boitan | 3 | 6 | 6 | ||||||||||||||||||
| F Mena | 6 | 3 | 5 | 3 | D Popko | 6 | 3 | 3 | |||||||||||||||||||
| 3 | D Popko | 4 | 6 | 7 | Q | GA Boitan | 66 | 4 | |||||||||||||||||||
| 9 | D Rincón | 7 | 2 | 9 | D Rincón | 78 | 6 | ||||||||||||||||||||
| Alt | J Clarke | 5 | 0r | 9 | D Rincón | 2 | 6 | 6 | |||||||||||||||||||
| Q |  J Sels | 7 | 77 | Q | J Sels | 6 | 4 | 1 | |||||||||||||||||||
| Alt |  I Gakhov | 5 | 65 | 9 | D Rincón | 7 | 6 | ||||||||||||||||||||
| Q | JB Torres | 77 | 6 | Alt | C Taberner | 5 | 4 | ||||||||||||||||||||
 E Kırkın | 65 | 2 | Q | JB Torres | 2 | 3 | |||||||||||||||||||||
| Alt | C Taberner | 4 | 6 | 6 | Alt | C Taberner | 6 | 6 | |||||||||||||||||||
| 2 | M Dellien | 6 | 3 | 3 | |||||||||||||||||||||||
Pablo Andújar was the defending champion, but lost to Thomaz Bellucci in the quarterfinals.
Víctor Estrella Burgos was the defending champion and successfully defended his title, defeating Thomaz Bellucci in the final, 4–6, 7–6(7–5), 6–2.
Benoît Paire was the defending champion, but chose to compete in Hamburg instead.
Carlos Berlocq was the defending champion but chose not to defend his title.
Kimmer Coppejans was the defending champion but lost in the first round to Tallon Griekspoor.
Lucas Pouille was the defending champion, but lost in the second round to Marius Copil.
Chung Hyeon was the defending champion but chose not to defend his title.
James Duckworth was the defending champion but chose not to defend his title.
Mathias Bourgue was the defending champion but lost in the second round to Constant Lestienne.
Jo-Wilfried Tsonga was the defending champion, but withdrew before the tournament began.
Hiroki Moriya was the defending champion but chose not to defend his title.
Janko Tipsarević was the defending champion but chose not to defend his title.
Damir Džumhur was the defending champion but chose not to defend his title.
Leonardo Mayer was the defending champion, but lost in the final to Nikoloz Basilashvili, 4–6, 6–0, 5–7. This was Basilashvili's first ATP World Tour title, as well as the first ATP title won by a Georgian player since Alexander Metreveli.
Jonáš Forejtek was the defending champion, having won the previous edition in 2019, but was no longer eligible to participate in junior events.
Eliot Spizzirri and Tyler Zink were the defending champions, having won the previous edition in 2019, however both players were no longer eligible to participate in junior events. Spizzirri and Zink received a wildcard in the men's doubles event, where they lost in the first round.
Daniel Rincón was the reigning champion, but is no longer eligible to participate in junior events.
Ugo Humbert defeated Alexander Shevchenko in the final, 6–3, 6–3 to win the singles tennis title at the 2023 Moselle Open. It was his fourth career ATP Tour singles title.
Luca Van Assche was the defending champion but chose not to defend his title.
Roberto Carballés Baena was the defending champion and successfully defended his title after defeating Daniel Altmaier 6–3, 7–5 in the final.