Kilmarnock's Derek McInnes, Tony Docherty of Dundee and Falkirk's John McGlynn have been nominated for the SPFL Managers and Coaches Association of Scotland Manager of the Year award.
McInnes - who won the prize in 2014 - is shortlisted after leading Kilmarnock to fourth in the Scottish Premiership, with European football all but guaranteed for next season.
Killie shocked Rangers on the opening day of the season and knocked Celtic out of the League Cup.
They beat the Hoops again in Ayrshire before claiming a late draw at Parkhead on their way to their best league finish since now Scotland boss Steve Clarke was in charge.
Docherty had been McInnes' long-time assistant but opted to leave last summer to take charge of newly promoted Dundee.
He has exceeded expectations in his first season as a manager, guiding the Dens Park side to a place in the top six with the prime objective to remain in the top flight in their first season back.
McGlynn - who last won this award in 2011 at Raith Rovers - is the final nominee after guiding Falkirk to the League One title in some style.
The Bairns, who are unbeaten in the league, wrapped up the championship with five games to spare to end their five-year stay in the third tier of Scottish football.
Jo Potter took charge of Rangers Women last summer and has guided them to the Sky Sports Cup while remaining in contention for the SWPL title and Scottish Cup.
They are two points behind leaders Celtic in the league with five games remaining - including an Old Firm live on Sky Sports on May 6 - and face Hearts in the Scottish Cup final.
It could be an award double for Partick Thistle's Brian Graham this season.
He's led the women's side into the top six and to the Sky Sports Cup final while also
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