The event was hosted at the Lamana Q Club in Port Moresby on Sunday.
Ovia looked set for a clean sweep when he won the first three frames – 54-42, 66-24, 49-28 – convincingly.
English showed fight to win the 4th frame 64-44.
But Ovia put the result beyond doubt with a 58-34 win in the 5th frame to claim the title.
In the semi-finals played earlier, Ovia beat last year’s runner up Gavera Rima 3-0 in the best of five frames, while English defeated seasoned Francis Theseria in a thrilling 3-2 win.
The quarter-finals saw Ovia beat Alotau’s Lindsey Abisah 3-0. Rima beat last year’s semi-finalist Charles Elijah from Alotau in a tight 3-2 win.
At the other end, English beat fellow Hanuabadan Toua Simoi 3-2 while Theseria defeated Jackson Ng 3-2 to make the semi-finals.
Tournament director Joey Chan congratulated Ikupu Ovia for winning the 2017 Minor title.
“Both finalists are newcomers to the game and Ikupu played like a seasoned A Grader. Well done,” said Chan.
He said Ovia gets automatic entry into the Major titles which started last night.
“Ovia has a bright future and I look forward to his performance in the Major titles.”
The Major Titles has 40 players taking part, including current champion Marcus Ng and former eight-time champion Djorne Fong.
The finals will be played at the Lamana Q Club on Sunday.