[3] Ibajay is the birthplace of Col. Alejandro S. Melchor, whose design of the pontoon bridge contributed to the Allied Forces winning World War II.

Miguel López de Legazpi had to move his camp, sailing from Cebu to Panay Island in 1569.

In the early part of the Spanish dominion, the barangay was the primary government structure in Ibajay.

The governadorcillo was elected by the votes of selected married male natives called principales.

Although his position had become hereditary, it was initially attained by exhibiting more excellent prowess and valour, traits useful for the community's survival.

Dismayed by the exploitative nature of the government system and their unwillingness to accept the Spanish sovereignty, Chieftains Hangoe, Sandok, and Kabatak fled to the vast mountains of Panay.

The first native to hold public office in Sitio Boboc-on as governadorcillo was Don Francisco Dalisay, elected by the principales in 1673.

Hence, in 1786, Governor Juan Sabino moved the seat of government to Sitio Maganhup, a vast land between now Barangay Naile and Barangay San Jose but the new site proved unsafe from the continued beleaguering of the lawless elements.

For the second time in 1792, Governor Jose Garcia transferred the seat of government to Sitio Adiango, now part of Barangay Laguinbanua.

By the decree issued by the Governador of the Philippine Islands, watchtowers were fortified along the shorelines to warn and protect against bandits and crooks.

Under the leadership of Gen. Ananias Diokno, the Tagalog Insurrectos defeated and drove away the Spaniards hiding behind the buttress of the Catholic Convent in Poblacion.

The following year, under the revolutionary government of Gen. Emilio Aguinaldo, Don Antonio Manikan was elected Capitan Municipal—the position he held until 1901.

Ibayhanon women formed the Ibajay Ladies Auxiliary War Relief Association (LAWRA) to raise funds and morale for the Revolutionary Army.

From 1944 to 1945, many Filipino troops of the 6th, 61st and 62nd Infantry Division of the Philippine Commonwealth Army and the 6th Infantry Regiment of the Philippine Constabulary liberated the town of Ibajay, Aklan and helped Ibayhanon guerrilla groups and defeated Japanese troops at the end of World War II.

Moreover, the local city government was established with Guillermo de los Reyes as acting municipal mayor.

It is bounded on the north by the Sibuyan Sea, east by Tangalan, west by Nabas, and south by Antique.

The distance from Kalibo, the capital of Aklan, is 34 kilometres (21 mi) and takes 45 minutes to one hour by road transport.

A PLDT, CRUZTELCO, and PANTELCO Public Calling Office provide long-distance and domestic telecommunication needs of the Ibayhanons.

Barangay Aparicio and Mina-a completed the Micro-Hydro Power Plant projects and are now operational to provide electricity to the residents.