 In 2009 Doheny was chosen for the Edgar Payne Award for best landscape at the California Art Club's 2009 Gold Medal Juried Exhibition.Dennis is featured in the Prix de West Invitational Art Exhibition from which he has received the Frederic Remington Award given in recognition of exceptional artistic merit at his first showing in 2006 and in 2008.In 2006 he received the Inaugural Purchase Prize at the Eiteljorg Museum's Quest for the West Exhibition.