Which Airlines Have Grounded Boeing 777 Aircraft?

Following the weekend’s dramatic turn of events which saw a Boeing 777 making an emergency landing with its engine on fire, airlines around the world have moved to ground the type while investigations take place. So far, at least five airlines have grounded their entire fleets of Pratt & Whitney-powered 777s.

This is a companion discussion topic for the original entry at https://simpleflying.com/which-airlines-grounded-777s/