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Ranking the 15 Most Ruthless Fanbases in Pro Sports

Sports fans around the world are known for their passion and fervor, but some fanbases have gained reputations that extend beyond simple support for their teams.

From fervent loyalty to controversial behavior, these fan communities can be both celebrated and criticized for their actions. This list explores 15 fanbases whose conduct has made headlines, analyzing what drives their passion and the impact it has on sports culture.

15. Golden State Warriors Fans

Steph Curry
by Cyrus Saatsaz

Once known for their passionate support, Warriors fans have faced criticism for becoming less welcoming. The team’s recent struggles and mediocre 16-16 record to start 2025 have led to increased frustration. Some fans have been accused of fair-weather support, only showing up during successful seasons. The franchise is working to address fan behavior and maintain a positive atmosphere.

14. Montreal Canadiens Fans

Montreal Canadiens
by Anirudh Koul

Despite their passionate reputation, Canadiens fans can be hostile to opposing teams and their own players during slumps. Their high expectations and intense scrutiny create a pressure-cooker environment. However, their unwavering support through rebuilding years shows a deep loyalty to the franchise, even as they demand excellence on the ice.

13. Philadelphia Flyers Fans

Philadelphia Flyers
by jaredpolin

Flyers fans are notorious for their passionate and sometimes hostile behavior. Recently, they booed and heckled former prospect Cutter Gauthier during a 6-0 victory against the Ducks. Despite their reputation, Flyers fans show unwavering support for their team, even through challenging seasons, demonstrating a mix of loyalty and intensity.

12. New York Knicks Fans

Spike Lee Knicks
by MattBritt00

Despite their reputation for loyalty, Knicks fans have been criticized for their harsh treatment of opposing players and even their own team. Their passion can turn hostile, with booing and heckling common at Madison Square Garden. However, their dedication remains unquestionable, consistently filling the arena despite years of underperformance.

11. Manchester United Fans

Manchester United
by Will Morley

Manchester United fans have recently faced criticism for their hostile behavior. In January 2025, supporters confronted co-owner Sir Jim Ratcliffe over ticket price hikes, with some chanting abusive slogans during matches. The incident at Craven Cottage, where fans angrily berated Ratcliffe, highlights growing tensions between the fanbase and club ownership.

10. Duke Blue Devils Basketball Fans

Duke Blue Devils
by Discover Durham

Duke basketball fans are notorious for their intense passion and unwavering support, which can come across as arrogant to outsiders. Their reputation for privilege and perceived favoritism from referees fuels resentment among rival fans. The “Cameron Crazies” are known for their creative, sometimes ruthless taunting of opposing players, contributing to the polarizing nature of Duke’s fanbase.

9. Oakland/Las Vegas Raiders Fans

Las Vegas Raiders
by All-Pro Reels

Raider Nation has a reputation for intensity and intimidation. While passionate, their aggressive image has led to misconceptions. The fanbase’s loyalty through team relocations is commendable, but incidents of violence at games have tarnished their reputation. However, many argue this stereotype unfairly characterizes the entire fanbase.

8. New England Patriots Fans

Gillette Stadium
by alvarogalve

Patriots fans have earned a reputation for being arrogant and entitled, largely due to the team’s unprecedented success under Tom Brady. Their “us against the world” mentality and tendency to dismiss criticism have alienated other fanbases. Despite recent struggles, some fans still expect dominance, leading to frustration and hostility towards their own team and others.

7. Chicago Cubs Fans

Wrigley Field
by wallyg

Despite their “lovable losers” reputation, Cubs fans have shown a darker side recently. Frustration over payroll constraints and perceived lack of commitment from ownership has led to increased hostility. In 2025, fans openly expressed displeasure to team officials about spending limits, creating a tense atmosphere at Wrigley Field.

6. Pittsburgh Steelers Fans

Pittsburgh Steelers
by SteelCityHobbies

Steelers fans are known for their passionate and sometimes aggressive behavior. A recent survey ranked them as the fifth-rudest fanbase in the NFL, with their most notable offense being foul language. Despite their loyalty, opposing fans often find the atmosphere at Heinz Field intimidating, especially during high-stakes games.

5. Dallas Cowboys Fans

Dallas Cowboys Fans
by ajroder

Cowboys fans are notorious for their unwavering loyalty and high expectations. Their passion often turns hostile when the team underperforms, leading to intense criticism of players and coaches. The fanbase’s reputation for arrogance and entitlement, stemming from the team’s “America’s Team” moniker, frequently rubs other NFL fans the wrong way.

4. Los Angeles Lakers Fans

Los Angeles Lakers
by Castles, Capes & Clones

Lakers fans are notorious for their fair-weather tendencies and demanding attitudes. Despite the team’s storied history, they’re quick to turn on players and coaches during rough patches. Their sense of entitlement and expectation of constant success often leads to hostility towards opposing teams and even their own players when things aren’t going well.

3. Boston Red Sox Fans

Fenway Park
by brentdanley

Red Sox fans are known for their passionate and sometimes obnoxious behavior. A recent survey ranked them as the 2nd most annoying and arrogant fanbase in MLB. They’re also considered the 3rd worst-behaved and 3rd most likely to complain about rule changes. Despite this reputation, their unwavering loyalty through an 86-year championship drought is commendable.

Read More: The 20 Most Overrated Athletes (According to the Fans)

2. Philadelphia Eagles Fans

An Eagles fan celebrates as confetti falls on the field at Super Bowl 2018, Minneapolis MN (40074198602).jpg
Wikimedia Commons

Eagles fans have a notorious reputation for rowdy behavior, including booing Santa Claus and throwing batteries. However, recent events suggest this stereotype may be exaggerated. A viral incident at a 2025 playoff game revealed that 99% of Eagles fans engaged in playful banter, with only a small minority causing issues. This challenges the long-held perception of Eagles supporters as the NFL’s most hostile fanbase.

Read More: Seat Stealers and View Blockers: Fans’ Worst Behaviors Exposed

1. New York Yankees Fans

New York Yankees
by Steve Rhodes

Yankees fans are notorious for their intense passion and high expectations. Their behavior can be hostile, especially during crucial moments. In 2022, fans threw debris at Guardians players during a game, prompting condemnation from both teams. Despite this reputation, the Yankees enjoy widespread support, with 13% of MLB fans across 28 markets identifying as followers.

Read More: 10 Video Games You Forgot Existed That Need a Major Comeback Now

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