In an all-Egypt final, Mostafa Asal dominated the game to dethrone Marwan Tarek, 11-7,13-11, 11-9.
In the women's final, Araby won the first two sets easily and was leading the third by 10-7. However, Hamamy with her aggressive strokes took successive points to win the set 10-12 and forced the game into the fourth set.
Hamamy once again played the power game in the fourth, but Araby countered it with good placements and deft touches to win the set and the match to retain her crown as the World Junior champion for the second time.
'I was thinking about winning the championship (in the third set) and lost control. Then I stuck to my game plan to come back and win,' said Araby after her title defence.
Mostafa Asal crowned Men's champ
The men's final was one-sided as Tarek found it difficult to get going against Asal. With fluent strokes, Asal managed to deceive Tarek to wrap up the opening set 11-7.
In the second set, Tarek gave a tough fight and the scores were 11-11 but he failed to capitalise on the lead and allowed Asal to take two crucial points. In the third set, it was easy for Asal to rack up points and a 11-4 victory in the set gave him the victory.
'I think he (Tarek) was exhausted because of his previous match (semi-finals) that stretched to five sets,' 'said Asal. 'Happy to win the championship, finally, I am the world champion,' he added.