If not, who is?
Other candidates:
The 2008 Detroit Lions. The only NFL team to ever go 0-16.
The 1976 Tampa Bay Buccaneers. They went 0-14, and followed that up the next season by losing their first 12 straight.
The 1973 Philadelphia 76ers. They were proud owners of a 9-73 record, still the lowest percentage in NBA history.
The 1962 Mets famously went 40-120.
The modern day Detroit Tigers of 2003 went 43-119.
Who have you got?
Other candidates:
The 2008 Detroit Lions. The only NFL team to ever go 0-16.
The 1976 Tampa Bay Buccaneers. They went 0-14, and followed that up the next season by losing their first 12 straight.
The 1973 Philadelphia 76ers. They were proud owners of a 9-73 record, still the lowest percentage in NBA history.
The 1962 Mets famously went 40-120.
The modern day Detroit Tigers of 2003 went 43-119.
Who have you got?