| Date: | 8–14 July (men) 21–26 July (women) |
| Edition: | 5th (men) 3rd (women) |
| Draw: | 32S / 16D / 24Q(men) 32S / 16D / 24Q(women) |
| Category: | ATP Challenger (men) WTA 250 (women) |
| Surface: | Clay |
| Location: | Iași, Romania |
| Venue: | Baza sportiva Ciric |
| Prize Money: | €120,950 (men) €267,082 (women) |
| Champms: |  Hugo Dellien |
| Champws: | Mirra Andreeva |
| Champmd: |  Cezar Crețu / Bogdan Pavel |
| Champwd: |  Anna Danilina / Irina Khromacheva |
The 2024 Iași Open was a professional tennis tournament played on outdoor clay courts. It was the fifth edition of the men's tournament, which was part of the 2024 ATP Challenger Tour, and the third edition of the women's tournament, which was a WTA 250 tournament on the 2024 WTA Tour (upgraded from WTA 125 status in previous years). It took place in Iași, Romania between 8 and 14 July 2024 for the men and between 21 and 26 July for the women.
See main article: 2024 Iași Open – Men's singles.
Hugo Dellien def. 
Javier Barranco Cosano 6–1, 6–1.[1]See main article: 2024 Iași Open – Women's singles.
See main article: 2024 Iași Open – Men's doubles.
Cezar Crețu / Bogdan Pavel def. 
Karol Drzewiecki / Piotr Matuszewski 2–6, 6–2, [10–4].See main article: 2024 Iași Open – Women's doubles.
Anna Danilina / Irina Khromacheva def. Alexandra Panova / Yana Sizikova, 6–4, 6–2| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Argentina | Camilo Ugo Carabelli | 100 | 1 | |
| Spain | Albert Ramos Viñolas | 107 | 2 | |
| Argentina | Juan Manuel Cerúndolo | 139 | 3 | |
| Argentina | Román Andrés Burruchaga | 142 | 4 | |
 United States | Nicolas Moreno de Alboran | 146 | 5 | |
| Bolivia, Plurination;al State of | Hugo Dellien | 171 | 6 | |
 Brazil | Gustavo Heide | 185 | 7 | |
 France | Enzo Couacaud | 195 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry into the singles main draw as alternates:
The following players received entry from the qualifying draw:
Sebastian Gima Alejo Lorenzo Lingua Lavallén Radu Mihai Papoe
Ilya Snițari
Michael VrbenskýThe following player received entry as a lucky loser:
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
| Mirra Andreeva | 31 | 1 | ||
| Tatjana Maria | 60 | 2 | ||
| Romania | Jaqueline Cristian | 66 | 3 | |
| Anna Blinkova | 74 | 4 | ||
| Elina Avanesyan | 75 | 5 | ||
 Italy | Martina Trevisan | 77 | 6 | |
| Argentina | María Lourdes Carlé | 93 | 7 | |
 Hungary | Anna Bondár | 98 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers:
Ana Bogdan → replaced by Chloé Paquet Bernarda Pera → replaced by Nuria Párrizas Díaz Yulia Putintseva → replaced by 
Olga Danilović Marina Bassols Ribera
Mayar Sherif → replaced by Anca Todoni Nuria Brancaccio Moyuka Uchijima → replaced by Lea Bošković| Country | Player | Country | Player | Rank† | Seed | |
|---|---|---|---|---|---|---|
| Kazakhstan | Anna Danilina | Irina Khromacheva | 94 | 1 | ||
| Alexandra Panova | Yana Sizikova | 98 | 2 | |||
 United Kingdom | Maia Lumsden | Czech Republic | Anna Sisková | 138 | 3 | |
| Italy | Angelica Moratelli | United States | Sabrina Santamaria | 159 | 4 |
The following pairs received wildcards into the main draw:
