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Smith created Tigers history in February when he made his 100th start for the club in the win against London Welsh. He followed his dad Ian in making 100 starts for the club, becoming the first father-and-son combination to achieve this feat in the club's 133-year history.
Deacon is another player to have made his mark on the Tigers history books this season when he and Louis Deacon became the first brothers in a century to captain Tigers in successive games. Now in his second spell at Welford Road, Brett continues to make a big contribution to the Tigers back row cause with typically hard and gritty displays.
Playing in a pivotal position at a crucial time of the season, Harrison has caught the eye with composed displays in both the Aviva Premiership and the LV= Cup. A product of the Tigers Academy, Harrison is closing in on his 40th appearance in Leicester colours.
The Tigers trio are aiming to follow previous winners of the monthly award Toby Flood, Vereniki Goneva, Niall Morris, Mathew Tait and Adam Thompstone.
The Tigers player of the month award is supported by Goldsmiths, the largest prestige and luxury jewellers in the UK, who are also official East Stand sponsors and official timekeepers.