RBNS Sabha (90) (Arabic: ﺱﻡﺏ صبحا) is an Oliver Hazard Perry-class frigate in service with the Royal Bahrain Naval Force.

During its career as USS Jack Williams (FFG-24) in the United States, it was the sixteenth ship of the Oliver Hazard Perry class of guided-missile frigates.

It was named for Pharmacist's Mate Second Class Jack Williams, who was posthumously awarded the Medal of Honor for his heroism in the Battle of Iwo Jima.

[1] The frigate was named after a sea fort in Zubarah (located in today Qatar), historically belonged to Al Khalifa royal family of Bahrain.

[1] Sabha participated in Saudi-led Operation Restoring Hope in Yemen, returning to Bahraini waters in December 2015.