Police say 27-year-old Cuahuctemoc Bedolla of West Grove attended a party in the 1600 block of Baltimore Pike, Avondale, with several friends.
Around 10:00 p.m., a large fight broke out among the party-goers and a group of uninvited guests.
In the fight, police say the Bedolla was stabbed multiple times.
Once police arrived, Bedolla was taken to Jennersville Regional Hospital then to Christiana Hospital in Wilmington where he was pronounced dead.
Through the evening, investigators worked to identify witnesses, suspects, and additional victims along with processing the crime scene.
During a search of the crime scene and contiguous property, investigators located a second victim, identified as 29-year-old Jose Rodriguez of West Grove, who was deceased at the scene.
At this time, the investigation is being conducted by the New Garden Township police, the Chester County Detectives Office with assistance from the Pennsylvania State Police.
The New Garden Township police requests that anyone with additional information regarding this incident, please contact Sgt. Joseph Nangle at 610-268-2907, ext. 100.