West Bengal`s Sanjiv Kerketta and his partner, Nishanth Rebello (AP) won the under-16 boys` doubles title, defeating Tamil Nadu duo of Niranjan Ram and Siddharth Reddy 5-3, 4-2 in the final of the All-India Championship Series Tennis Tournament at Bhubaneswar Club here today. The under-16 girls` doubles crown was bagged by J Doondi Priya (AP) and Nikki Gargi (Orissa), who got the better of Ritika Nath (Orissa) and J Sai Lavanya (AP) 4-2, 5-4 (9-7) in the summit clash. Meanwhile, semifinalists were spotted in four singles events of the tournament, which concludes on Thursday. Results (Singles): U-12 boys (Quarters): Ishaque Iqbal (WB) bt Bhupal Raju (AP) 6-1, 6-2: BS Rahul (Kar) bt Abhilash Mishra (Ori) 6-1, 6-1: DS Satvik (AP) bt MMK Ramneni (AP) 6-3, 6-1: Rahul Somani (AP) bt AS Anudeep (AP) 6-6, 6-7 (3-7), 7-6 (7-2). Semifinal: I Iqbal bt BS Rahul 0-6, 6-4, 6-2. U-16 boys (Quarters): Sanjiv Kerketta (WB) bt Nishant Rebello (AP) 6-2, 6-3: V Siva Kumar (AP) bt Siddharth Reddy (TN) 6-3, 6-3: A Venkatesh Prasad (AP) bt Rahul Somani (AP) 6-0, 6-1: Niranjan Ram (TN) bt DS Sathvik (AP) 6-0, 6-0. U-12 girls (Quarters): Srijita Ghosh (WB) bt Abhipsa Rath (Ori) 6-0, 6-2: Shivani Mula (AP) bt Aayushi Chouhan (CG) 6-0, 6-1: N Nitya (AP) bt Srija Kodali (AP) 6-4, 6-2: Svikriti Mokha (Mah) bt Abhilipsa Rath (Ori) 6-3, 6-2. U-16 girls (Quarters): J Doondi Priya (AP) bt Tulana Nan (WB) 6-1, 6-0: KR Selena (AP) bt A Ankita (TN) 6-4, 4-6, 6-4: Srijita Ghosh (WB) bt Srija Kodali (AP) 6-3, 6-4: Nikki Gargi (Ori) bt Siksha Dasani (Mah) 3-6, 6-1, 6-3.