The 2025 Jinan Open was a professional tennis tournament played on outdoor hard courts. It was the fifth edition of the tournament for the men which was part of the 2025 ATP Challenger Tour 125 and fourth edition of the tournament for the women which was part of the 2025 WTA 125 tournaments. It took place in Jinan, China between 6 and 12 October 2025 for the men and between 13 and 18 October for the women.
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
The following players received wildcards into the singles main draw:
The following players received entry using protected rankings:
The following players received entry from the qualifying draw:
The following pair received a wildcard into the doubles main draw:
The following pair received entry using a protected ranking: