During his first official trip to Ireland, Mr Macron was asked about the case of Frenchwoman Sophie Toscan du Plantier, who was killed in West Cork in December 1996.
Mr Bailey has always denied any involvement in Ms Toscan du Plantier’s death.
Ian Bailey has always maintained his innocence. Macron suggested that a new trial may be possible if Bailey was willing to travel to France. Ian Bailey's solictor Frank Buttimer reacted to the news.
Listen and subscribe to Lunchtime Live on Apple Podcasts, Google Podcasts and Spotify.
Download, listen and subscribe on the Newstalk App.
You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.
