Al Jazeera Investigations, also known as the Al Jazeera Investigative Unit or I-Unit, is a team of dedicated journalists operating under the network's Investigative Journalism Directorate. They provide exclusive journalism for Al Jazeera Media Network's various platforms, with their content translated into multiple languages. Renowned for their groundbreaking work, the I-Unit has won over forty awards and received more than a hundred nominations, including four from Bafta.

Their investigations cover a wide range of topics, from the Palestine Papers to the role of polonium in Yasser Arafat's death, and from Pakistan's Bin Laden Dossier to The Spy Cables. They have also exposed corruption in Kenya, brought down a government in the Maldives, and revealed high-level sports corruption. Their commitment to uncovering the truth in the face of opposition has earned them both admiration and criticism.

In recognition of their outstanding journalism, the I-Unit has received numerous awards and nominations from prestigious organizations worldwide