"It's nice to join the other names on this trophy," Pliskova said after winning the Evonne Goolagong Cawley trophy for her seventh WTA title.
"Every day here it's been a full stadium and I've loved to play in front of you and I hope I'm going to be back next year."
Cornet, who won her only previous meeting with the big-hitting Czech in 2013, had no answers and the first set lasted 18 minutes.
Cornet got on the board in the first game of the second set and managed to stretch her opponent but did not have enough to withstand the Czech's booming serves and fierce groundstrokes.
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Pliskova, last year's U.S. Open runner-up, served seven aces, won 90 percent of her first service points and did not face a single break point opportunity.
"I wish I'd done better tonight, but Karolina was way too good for me and I bet she's going to win a slam soon," Cornet said.
"I had an amazing week here in Brisbane and enjoyed every moment. I'm proud I made it to the final, it wasn't easy but I did it. Of course, I couldn't make this last step but there's a lot of positives I can take out of it."
(Reporting by Sudipto Ganguly in Mumbai,; editing by Ed Osmond)
