Here is total 8 teams who are participating in this event. These Eight Teams are divided into tow groups. Pakistan, India, South Africa & West Indies are in Group B. England, Australia, New Zealand and Sri Lanka are in Group A.
Here are the 8 teams squads for ICC Champions Trophy 2013.
Group A
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Sri Lanka:
Angelo Mathews (c), Dinesh Chandimal (wk), Tillakaratne Dilshan, Kusal Perera, Kumar Sangakkara, Mahela Jayawardene, Lahiru Thirimanne, Jeevan Mendis, Thisara Perera, Lasith Malinga, Rangana Herath, Nuwan Kulasekara, Shaminda Eranga, Sachithra Senanayake, Chanaka Welegedara
England:
Alastair Cook (c), James Anderson, Jonny Bairstow, Ian Bell, Ravi Bopara, Tim Bresnan, Stuart Broad, Jos Buttler (wk), Steven Finn, Eoin Morgan, Joe Root, Graeme Swann, James Tredwell, Jonathan Trott, Chris Woakes
Australia:
Michael Clarke (c), George Bailey (vc), Nathan Coulter-Nile, Xavier Doherty, James Faulkner, Phillip Hughes, Mitchell Johnson, Mitchell Marsh, Glenn Maxwell, Clint McKay, Mitchell Starc, Matthew Wade (wk), David Warner, Shane Watson, Adam Voges
New Zealand:
Brendon McCullum (c & wk), Trent Boult, Grant Elliott, Andrew Ellis, James Franklin, Martin Guptill, Mitchell McClenaghan, Nathan McCullum, Kyle Mills, Colin Munro, Luke Ronchi, Tim Southee, Ross Taylor, Daniel Vettori, Kane Williamson
Group B
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Pakistan:
Misbah-ul-Haq (c), Ehsan Adil, Saeed Ajmal, Kamran Akmal (wk), Asad Ali, Umar Amin, Hammad Azam, Imran Farhat, Mohammad Hafeez, Mohammad Irfan, Nasir Jamshed, Junaid Khan, Shoaib Malik, Abdur Rehman, Wahab Riaz, Asad Shafiq
India:
Mahendra Singh Dhoni (c & wk), Ravichandran Ashwin, Shikhar Dhawan, Ravindra Jadeja, Dinesh Karthik (wk), Virat Kohli, Bhuvneshwar Kumar, Vinay Kumar, Amit Mishra, Irfan Pathan, Suresh Raina, Ishant Sharma, Rohit Sharma, Murali Vijay, Umesh Yadav
South Africa:
AB de Villiers (c & wk), Hashim Amla, Farhaan Behardien, Jean-Paul Duminy, Faf du Plessis, Colin Ingram, Rory Kleinveldt, Ryan McLaren, David Miller, Morné Morkel, Robin Peterson, Aaron Phangiso, Graeme Smith, Dale Steyn, Lonwabo Tsotsobe
West Indies:
Dwayne Bravo (c), Denesh Ramdin (vc & wk), Tino Best, Darren Bravo, Johnson Charles, Chris Gayle, Jason Holder, Sunil Narine, Kieron Pollard, Ravi Rampaul, Kemar Roach, Darren Sammy, Marlon Samuels, Ramnaresh Sarwan, Devon Smith