YAOUNDE, Cameroon, Feb 19, 2013 - Suspected Islamist militants kidnapped seven French holidaymakers from one family, including four children, in Cameroon on Tuesday, business, diplomatic and security sources said. GDF Suez confirmed that one of its employees had been kidnapped with his family. French President Francois Hollande said during a visit to Athens that he was informed of the kidnapping by a Nigerian 'terrorist group that we know well', without naming it. 'What is most probable is they will be taken to Nigeria,' Hollande told reporters, adding that France was doing everything possible to prevent that outcome. A statement from GDF Suez said the employee was based in the Cameroon capital Yaounde and that the family were vacationing in the north of the west African country. A Western diplomat in the region told AFP that six armed kidnappers on three motorbikes abducted a couple, their four children and an uncle in the northern village of Dabanga near the Nigerian border. The children are aged five, eight, 10 and 12, the diplomat said. A source close to the French embassy in Yaounde said the family had earlier visited Waza National Park in northern Cameroon. Asked whether the kidnapping could be a reprisal for France's military offensive against Al-Qaeda-linked groups in northern Mali, Hollande spoke of Nigeria's Islamist Boko Haram group. 'I note in particular the presence of a terrorist group, namely Boko Haram, in that part of Camero.