BAGHDAD - A top Iraqi court has confirmed the death sentence on "Chemical Ali" and two other cohorts of Saddam Hussein convicted of genocide and crimes against humanity, a senior judge said on Tuesday.

Ali Hassan al-Majid, also known as "Chemical Ali", responds to prosecution evidence during his genocide trial in Baghdad, January 2007. [AFP]

"The Iraqi Supreme Court has confirmed the death sentence on Ali Hassan al-Majid, Sultan Hashim al-Tai and Hussein Rashid al-Tikriti," the court head Judge Aref Shaheen told a press conference.

Majid, widely known as "Chemical Ali," was the executed Saddam's most notorious hatchet man, Tai was his defence minister and Tikriti was armed forces deputy chief of operations.