Leonard John Kosinski (born 1971/1972)[2] is a retired United States Air Force lieutenant general who served as the director for logistics of the Joint Staff from 2020 to 2024.

He previously served as the deputy commander of the Fifth Air Force from 2020 to 2022.

[3][4][5][6][7][8] In April 2022, Kosinski was nominated for promotion to lieutenant general and appointment as director of logistics of the Joint Staff.

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