Islah or Al-Islah is an Arabic word usually translated as "reform", in the sense of "to improve, to better, to correct something and removing vice or to put something into a better position."

Islah may also refer to:

People Islah Jad (born 1951), Palestinian professor and academician in Birzeit University

Places Islah, Qalqilya, village in the Palestinian West Bank Al-Islah Mosque, Muslim mosque in Michigan Madrasatul Islah, an Islamic institution of learning in India Masjid Al Islah, Singapore, a mosque

Politics Al-Islah (Yemen), or the Yemeni Congregation for Reform, a political party in Yemen Al Islah (United Arab Emirates), Islamist group based in the United Arab Emirates that is affiliated with the Muslim Brotherhood Egyptian Reform Party, or Hizb Al-Islah, also known as Egyptian Reform Party, a Salafi political party in Egypt Movement for National Reform (Harakat Al-Islah Al-Wataniy), moderate Islamist political party in Algeria El Islah, political party in Mauritania Hizb el Islah al Suri, also known as Reform Party of Syria, Syrian lobby group based in the United States that was active in the mid to late 2000s Hizb Al-Islah wa Al-Tanmiyah, also known as Reform and Development Party (Egypt), an Egyptian liberal political party National Reform Trend, Iraqi political party

Sports Al Islah Al Bourj Al Shimaly, football and sports club in Lebanon

Music Islah (album), debut studio album by American rapper Kevin Gates.

Media Al-Islah (newspaper), a weekly newspaper of the Khaksar movement

Organizations Jamaah Islah Malaysia, Malaysian NGO