Yes, the largest known star is VY Canis Majoris which is about 2,100 times larger than our Sun which would mean 9,261,000,000 Suns would fit inside.
VY Canis Majoris (Not Canis Majoris)
VY Canis Majoris (VY CMa)
VY Canis Majoris
VY Canis Majoris
The biggest star yet is VY canis Majoris
VY Canis Majoris
That we know of, VY Canis Majoris.
Scientists say that VY Canis Majoris is the biggest star we know so basically VY Canis Majoris is bigger than Kolob.
The name "Vy Canis Majoris" comes from the star's location in the constellation Canis Major and its classification as a "variable" star. "Vy" is simply a designation for variable stars while "Canis Majoris" indicates its location in the constellation.
We will never know the largest star in the Universe. The biggest star in our Galaxy is VY Canis Majoris.
VY Canis Majoris is kinda beside Wezen(Delta Canis Majoris.) Find where it says VY
As of today (2009) there is no star larger than VY Canis Majoris - a galaxy is larger than VY Canis Majoris though.