Iisa Pa Lamang is a Philippine drama series aired in ABS-CBN.

It is a suspense melodrama produced by ABS-CBN's drama department. It is led by actress Claudine Barretto, showing her worth not as a multi-awarded actress in movies and television but even with a powerhouse cast and reigning her role as the Second Queen of Philippine Soap Opera. It is also known as the 60th year Of Philippine Soap Opera's Best Soaps to be memorized by Philippine viewers.

Throughout its run, NUTAM Ratings in November 2008 made it official that the soap reigned the No.1 spot with a 33.6%

Iisa Pa Lamang has also been referenced for soaps such as Tayong Dalawa, Magkaribal, and Kung Tayo'y Magkakalayo and Ina Kapatid Anak Since 2011, Iisa Pa Lamang has also been pending to be sold to the Asian Market in 11countries In 2013,Malaysian Network Astro Bella will air the Series gaining rights to all episodes subtitled and dubbed in the Malaysian language. The series is also part of ABS-CBN International Sales line up a popular line up of Pure Filipino Telenovelas by Pioneering Award Winning Network ABS-CBN.