French Foreign Minister Catherine Colonna on Tuesday welcomed news that three young French nationals were among the hostages released by Hamas on Monday, saying they were in good health.

"We have indirect news and that news is good... It is a great, great relief," Colonna told RTL radio, when asked about the health of Eitan, 12, Erez, 12, and Sahar 16.

"Three French children were finally freed, now we must work relentlessly for the release of all the other hostages," she said, adding that five French nationals were still missing or believed to be held hostage

Hamas on Monday released 11 hostages from Gaza, also including two with German nationality and six with Argentinian nationality.