It happened at about 6:30 p.m. Thursday at FM 1488 and Community Road.
According to authorities, a driver ran a stop sign and caused a collision between two other vehicles.
The driver in a Honda SUV was heading down Community Road, while drivers in an Infiniti SUV and a GMC truck were on FM 1488.
The man in the truck was killed. The Infiniti's driver was taken to the hospital to be treated.
Texas DPS identified the person who died as 26-year-old Rafael Martinez Valladares of Waller.
The driver of the Honda is believed to be at fault and was taken into custody on suspicion of DWI, officials said. That driver was not hurt.
Authorities have identified him as 38-year-old Daniel James Hathaway.
He is charged with intoxication manslaughter with a vehicle.