Shabir Ibrahim Kaskar was a notorious Indian extortionist, criminal-politician and underworld don, based in Mumbai. He was the elder brother of Dawood Ibrahim, Noora Ibrahim and Anis Ibrahim. On 30 March 2009, his brother Noora died in his sleep of natural causes, aged 50. Dawood's brother Anis Ibrahim is a co-accused in the 1993 Mumbai serial bombings.