On March 18, 2019, Ngata announced that he was retiring from playing professional football. He announced this by posting a picture of himself on top of Mount Kilimanjaro with the caption "I'm retiring from the NFL on top". He signed a one-day contract with Baltimore to retire as a Raven on May 28, 2019. On October 11, 2021, Ngata was inducted into the Baltimore Ravens Ring of Honor.
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