Now he's facing charges of evading arrest, and it turns out he had an outstanding warrant for his arrest.
This unfolded around 2 a.m. local time; police say they responded to a disturbance at 6th St & Trinity in the Austin entertainment district.
It's an area where police say the streets are shut down, and it is only open to pedestrian traffic.
Investigators have not said what the disturbance was they were responding to, but they say 24-year-old Alex Okafor took off on foot.
They arrested him and say he is now facing a class-A misdemeanor charge of evading police.
It carries a fine of up to $4,000 and a year in jail.
Austin Police say Okafor had an outstanding warrant for a class-C misdemeanor, it's unclear what that misdemeanor warrant was for, it carries a fine of up to $500.
Okafor is known in Austin, he played for the University of Texas from 2009-2012 and went to high school in Pflugerville, about 30 minutes northeast of Austin.
Okafor was released from the Travis County Jail Monday evening. More details are expected this week once the affidavit is released.
The Arizona Cardinals have not released any comment on the arrest.