| Singles | |
|---|---|
| 2024 Oeiras CETO Open | |
| Champion |  Jana Fett |
| Runner-up |  Panna Udvardy |
| Score | 6–0, 6–2 |
Nigina Abduraimova was the defending champion [1] [2] but chose to compete in Lopota instead.
Jana Fett won the title after defeating Panna Udvardy in the final; 6–0, 6–2.
Yulia Starodubtseva (semifinals)
Lucrezia Stefanini (second round) Jana Fett (champion) Panna Udvardy (final)
Ella Seidel (quarterfinals)
Chloé Paquet (first round)
Irina Bara (quarterfinals)
Simona Waltert (second round)| Semifinals | Final | ||||||||||||
| 1 | Yulia Starodubtseva | 6 | 3 | 3 | |||||||||
| 3 | Jana Fett | 2 | 6 | 6 | |||||||||
| 3 | Jana Fett | 6 | 6 | ||||||||||
| 4 | Panna Udvardy | 0 | 2 | ||||||||||
| 4 | Panna Udvardy | 6 | 6 | ||||||||||
 Polina Kudermetova | 3 | 1 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Y Starodubtseva | 6 | 6 | ||||||||||||||||||||||||
| E Makarova | 3 | 3 | 1 | Y Starodubtseva | 4 | 6 | 6 | ||||||||||||||||||||
 G Knutson | 1 | 2 |  F Jorge | 6 | 2 | 3 | |||||||||||||||||||||
| F Jorge | 6 | 6 | 1 | Y Starodubtseva | 6 | 6 | |||||||||||||||||||||
| Q | A Sisková | 2 | 6 | 3 | 5 | E Seidel | 3 | 1 | |||||||||||||||||||
| Q | A Falei | 6 | 0 | 6 | Q | A Falei | 2 | 6 | 4 | ||||||||||||||||||
| Q | H Tan | 1r | 5 | E Seidel | 6 | 0 | 6 | ||||||||||||||||||||
| 5 | E Seidel | 4 | 1 | Y Starodubtseva | 6 | 3 | 3 | ||||||||||||||||||||
| 3 | J Fett | 6 | 7 | 3 | J Fett | 2 | 6 | 6 | |||||||||||||||||||
| Q | T Lukas | 2 | 5 | 3 | J Fett | 6 | 6 | ||||||||||||||||||||
 P Hercog | 6 | 6 | P Hercog | 0 | 2 | ||||||||||||||||||||||
| Q |  M Björklund | 1 | 1 | 3 | J Fett | 6 | 6 | ||||||||||||||||||||
 N Stevanović | 6 | 6 | 7 | I Bara | 0 | 3 | |||||||||||||||||||||
 M Capurro Taborda | 3 | 2 | N Stevanović | 1 | 1 | ||||||||||||||||||||||
 P Hon | 65 | 6 | 3 | 7 | I Bara | 6 | 6 | ||||||||||||||||||||
| 7 | I Bara | 77 | 2 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 8 | S Waltert | 6 | 6 | ||||||||||||||||||||||||
| WC | M Jorge | 3 | 3 | 8 | S Waltert | 7 | 65 | 62 | |||||||||||||||||||
| O Gadecki | 77 | 4 | 1 | Q | C Rosatello | 5 | 77 | 77 | |||||||||||||||||||
| Q | C Rosatello | 63 | 6 | 6 | Q | C Rosatello | 0 | 6 | 2 | ||||||||||||||||||
| Q |  M Stakusic | 2 | 4 | 4 | P Udvardy | 6 | 3 | 6 | |||||||||||||||||||
| L Ćirić Bagarić | 6 | 6 | L Ćirić Bagarić | 4 | 3 | ||||||||||||||||||||||
| WC | A Suciu | 2 | 1 | 4 | P Udvardy | 6 | 6 | ||||||||||||||||||||
| 4 | P Udvardy | 6 | 6 | 4 | P Udvardy | 6 | 6 | ||||||||||||||||||||
| 6 | C Paquet | 4 | 6 | 1 | P Kudermetova | 3 | 1 | ||||||||||||||||||||
| WC | K Mladenovic | 6 | 3 | 6 | WC | K Mladenovic | 63 | 4 | |||||||||||||||||||
| P Kudermetova | 6 | 6 | P Kudermetova | 77 | 6 | ||||||||||||||||||||||
| WC | M Medvedeva | 1 | 1 | P Kudermetova | 77 | 6 | |||||||||||||||||||||
| T Martincová | 65 | 2 | C Monnet | 65 | 3 | ||||||||||||||||||||||
| C Monnet | 77 | 6 | C Monnet | 7 | 6 | ||||||||||||||||||||||
| Q |  M Chwalińska | 1 | 5 | 2 | L Stefanini | 5 | 3 | ||||||||||||||||||||
| 2 | L Stefanini | 6 | 7 | ||||||||||||||||||||||||
Donna Vekić was the defending champion, having won the event in 2012, but she chose not to participate.
Nigina Abduraimova was the defending champion, having won the event in 2013. She successfully defended her title by defeating Nao Hibino in the final, 6–3, 6–4
Elina Svitolina was the defending champion, and successfully defended her title, defeating Bojana Jovanovski in the final 6–1, 7–6(7–2).
Alizé Cornet was the defending champion, but lost to Anna Karolína Schmiedlová in the quarterfinals.
Nao Hibino was the defending champion, but chose to participate in Nürnberg instead.
Chang Kai-chen was the defending champion, but lost to Nigina Abduraimova in the quarterfinals.
Jana Fett was the defending champion, but lost to Lizette Cabrera in the quarterfinals.
Yanina Wickmayer was the defending champion, but chose not to participate this year.
This was the first edition of the tournament.
Jana Čepelová was the defending champion but chose not to participate.
This was the first edition of the tournament.
Mana Kawamura was the defending champion but chose not to participate.
Ekaterine Gorgodze was the defending champion but chose not to participate.
This was the first edition of the tournament.
Sonay Kartal was the defending champion but chose not to participate.
This was the first edition of the tournament.
Andreea Mitu was the defending champion but chose not to participate.
Carol Zhao is the defending champion but chose not to participate.
Diana Shnaider was the defending champion but chose not to participate.
Tara Würth was the defending champion but lost in the first round to Tena Lukas.