Denisa is a feminine given name, equivalent to English Denise, used in various European languages, particularly in Albanian, Croatian, Czech, Romanian, Slovak and Slovenian. Notable people with the name include:
- Denisa Chládková, Czech female tennis player
- Denisa Dedu, Romanian handball player
- Denisa Dvořáková, Czech model
- Denisa Golgotă, Romanian artistic gymnast
- Denisa Křížová, Czech ice hockey player
- Denisa Legac, Croatian physician
- Denisa Mailat (born 2002), Romanian rhythmic gymnast
- Denisa Proto, Albanian footballer
- Denisa Rosolová, Czech athlete
- Denisa Šátralová (born 1993), Czech tennis player
- Denisa Saková, Slovak politician
- Denisa Sokolovská, Czechoslovak rhythmic gymnast
- Denisa Smolenová, Slovak swimmer
- Denisa Spergerová, Czech model and beauty pageant titleholder
- Denisa Tîlvescu, Romanian rower
- Denisa Vyšňovská, Slovak model and beauty pageant titleholder
- Denisa Wagner, American scientist
- Jiří Procházka, a Czech martial artist known as Denisa or Deniska