2025 Clube Tenis Porto Challenger

2025 Clube Tenis Porto Challenger
Date	25 August – 1 September
Edition	2nd
Surface	Clay
Location	Porto, Portugal
Champions
Singles
Guy den Ouden
Doubles
Szymon Kielan / Filip Pieczonka

The 2025 CT Porto Cup was a professional tennis tournament played on clay courts. It was the second edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Porto, Portugal between 25 August and 1 September 2025.

Country	Player	Rank1	Seed
BRA	Thiago Seyboth Wild	140	1
NED	Guy den Ouden	157	2
POR	Henrique Rocha	168	3
ARG	Alex Barrena	229	4
SWE	Elias Ymer	233	5
KAZ	Dmitry Popko	239	6
ARG	Genaro Alberto Olivieri	259	7
POR	Frederico Ferreira Silva	262	8

• ¹ Rankings are as of 18 August 2025.^[1]

The following players received wildcards into the singles main draw:

• Pedro Araújo
• Francisco Rocha
• Henrique Rocha

The following player received entry into the singles main draw through the Next Gen Accelerator programme:

• Gilles-Arnaud Bailly

The following players received entry into the singles main draw as alternates:

• Alex Hernández
• Maxim Mrva
• Robert Strombachs

The following players received entry from the qualifying draw:

• Max Alcalá Gurri
• David Jordà Sanchis
• Maxwell McKennon
• Filip Pieczonka
• Tiago Torres
• Olle Wallin

• Guy den Ouden def. Gilles-Arnaud Bailly 6–4, 6–2.

• Szymon Kielan / Filip Pieczonka def. Ivan Sabanov / Matej Sabanov 6–2, 6–4.