The possibly most hated brand, maybe even globally, is not even in the ranking and is not even a registered trademark:

ELON MUSK

#BoycottElonMusk
#BoycottTesla
#BoycottTwitter
#BoycottNeuralink
#BoycottSpaceX
#BoycottX.com
#BoycottTheBoringCompany
#BoycottMuskFoundation
#BoycottHyperloop

https://mastodon.social/@matthieu_xyz@calckey.social