DeLay revealed his pairing with Burke -- a two-time mirror ball trophy winner -- in a Wednesday post on his personal website.
"I couldn't be more excited," read DeLay's post.
Hough used his Twitter account to spill the beans about being partnered with Krupa after initially teasing fans that he knew about the pairing but declined to reveal it.
"Just found out who I have ... But I can't say .. :)" wrote Hough on Tuesday.
Despite his best attempts at keeping quiet, the cat was out of the bag by Thursday.
"Joanna and I holding it down in the studio," he wrote on his Twitter page before also posting a photo of the two in practice.
Lidell's partnership with Trebunskaya was reported Thursday by The Insider. Mya's partnership with Chaplin was reported by Entertainment Tonight on Tuesday, while Cater's pairing with Smirnoff was reported by ET on Wednesday.
Decascos and Schwimmer and Osbourne and van Amstel both had their pairings reported by Access Hollywood on Thursday while Irvin revealed Demidova as his partner during an interview with Dallas' ESPN Radio affiliate earlier this week.
That leaves singer Macy Gray, actress Melissa Joan Hart, former supermodel Kathy Ireland and professional snowboarder Louie Vito as the only remaining ninth-season celebrities who have yet to have their professional partners leaked.
Dancing with the Stars' ninth season will premiere with a two-hour performance episode on Monday, September 21 at 8PM ET/PT.
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