One tweet from an angry fan said, "I hope your family gets murdered." Blake's wife re-tweeted it with the comment, "Wow."
There were reports that Kobe Bryant had tweeted on half of Blake, but the Lakers confirmed that Bryant does not have a Twitter account.
Kristen Blake tweeted that she blocked 500 people from viewing her account, and tweeted: "I am deeply grateful & humbled by the outpouring of love, support, & most of all prayers for our family in light of recent events-THANK YOU!"
The Associated Press contributed to this report.