Raja Inal Siregar (5 March 1938 – 5 September 2005) was an Indonesian military officer and politician who was governor of North Sumatra from 1988 to 1998. He was among the Mandala Airlines Flight 091 crash victims, succumbing to his injuries a day after the crash. He was said to be on his way to talks with then-Indonesian President Susilo Bambang Yudhoyono at the time.Forbes

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