Its name "Hua Ro" is derived from the "Thamnop Ro" (ทำนบรอ, pronounced [tʰām.nóp rɔ̄ː]; literally translates as "the weir slows the flow of stream") located in its vicinity, a kind of weir made of wooden beams positioned in the water to break the speed of the river in order to prevent damage to the embankments.
This was one of the plots to overthrow Worawongsathirat and Lady Sri Sudachan, led by Lord Pirenthorathep (later King Maha Thammaracha).
[2] In the fall of Ayutthaya in 1767, Hua Ro was one of the districts where the Burmese army invaded because it was the weakest defensive point.
The Pa Sak River meanders from the north up till here and splits into two courses, they circled the area in the oxbow-shaped along with bisect Hua Ro into two parts and forming an isle.
[5] Neighbouring subdistricts are (from the north clockwise) Suan Phrik, Hantra, Ho Rattanachai, Pratu Chai.