Banknotes of the Philippine peso are issued by the Bangko Sentral ng Pilipinas

Bangko Sentral ng Pilipinas

The Bangko Sentral ng Pilipinas and commonly abbreviated as BSP is the central bank of the Philippines. It was rechartered on July 3, 1993, pursuant to the provision of the 1987 Philippine Constitution and the New Central Bank Act of 1993...

 (Central Bank of the Philippines) for circulation in the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

. The smallest amount of legal tender in wide circulation is 20 peso

Philippine peso

The peso is the currency of the Philippines. It is subdivided into 100 centavos . Before 1967, the language used on the banknotes and coins was English and so "peso" was the name used...

 and the largest is 1000 peso. The front side of each banknote features prominent people in the country's history while the reverse side depicts landmarks and events in history. While the 5- and 10-peso denominations have been concurrently offered in coins in recent years, the 5- and 10-peso notes have not been demonetized.
On May 1, 1852, the first commercial bank of the Philippines, El Banco Español Filipino de Isabel 2A

Bank of the Philippine Islands

Bank of the Philippine Islands is the oldest bank in the Philippines still in operation and is the country's third largest bank in terms of assets, the country's largest bank in terms of market capitalization, and the country's most profitable bank...

 issued the following denominations initially 10, 25, 50 and 200 pesos fuertes (strong pesos).