Mr Dennis previously served as West Perth FC’s manager and regional development officer before joining Glory.
His appointment comes after former Swans chief executive Tom Bottrell left the club in December to return to his original WAFL club, South Fremantle.
Swan Districts president Peter Hodyl said more than 40 people applied for the position.
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READ NOW“Jeff’s extensive management experience at different levels of three sporting codes made him a standout,” he said.