CORRECTED-France's Hollande confirms seven kidnapped in Cameroon

(Corrects number of children, adults in 1st paragraph)

ATHENS, Feb 19 (Reuters) - French President Francois Hollande said on Tuesday that seven French nationals, three adults and four children, had been kidnapped in Cameroon by a militant organisation known to French authorities.

Hollande said during a visit to Greece that the victims of the kidnapping, all members of the same family who were apparently tourists, had been seized by Nigerian-based militants. (Reporting by Jean-Baptiste Vey; Writing by Catherine Bremer; Editing by Michael Roddy)