Athletes Who Used Steroids: High-Profile Doping Cases
On this page12
- 01The biggest athlete steroid cases at a glance
- 02Ben Johnson (Athletics)
- 03Lance Armstrong (Cycling)
- 04Marion Jones (Athletics)
- 05Alex Rodriguez (Baseball)
- 06Justin Gatlin (Athletics)
- 07Jannik Sinner (Tennis)
- 08How we ranked these cases
- 09What counts as a steroid case
- 10Key cases at a glance
- 11Sports hit hardest
- 12How the rules kept changing
We ranked these cases by how much they cost the sport, not just the athlete — how many medals, records, or titles were annulled, how high the athlete's stature was when caught, and how directly the scandal forced anti-doping rules to change. A stripped Olympic gold or a rewritten record book outranks a short contamination ban.
The biggest athlete steroid cases at a glance
| Rank | Athlete | Sport | Defining consequence |
|---|---|---|---|
| 1 | Ben Johnson | Athletics | 1988 Olympic gold stripped |
| 2 | Lance Armstrong | Cycling | Seven Tour titles voided |
| 3 | Marion Jones | Athletics | Five Olympic medals forfeited |
| 4 | Alex Rodriguez | Baseball | Record 162-game MLB ban |
| 5 | Justin Gatlin | Athletics | Four-year ban, then comeback |
| 6 | Jannik Sinner | Tennis | Three-month contamination ban |
- Stripped Olympic gold
Ben Johnson (Athletics)
Johnson ranks first because no single positive test has ever detonated on a bigger stage. He won the Seoul 1988 Olympic 100m final in a world-record 9.79 seconds, then tested positive for the anabolic steroid stanozolol within days. The gold was stripped and reassigned to Carl Lewis, and the world record was annulled.
This outranks Lance Armstrong's case for shock value alone: it happened live, at an Olympics, to the fastest man on the planet, and it became the reference point every later scandal is measured against. It pushed federations toward serious out-of-competition testing.
Sport: Track (100m sprint) · Substance: Stanozolol · Defining feat: 1988 Seoul gold and 9.79 WR both erased
- Seven titles voided
Lance Armstrong (Cycling)
Armstrong sits just below Johnson because the damage was broader but slower to land. A USADA investigation stripped all seven of his Tour de France titles won from 1999 to 2005, describing the most sophisticated doping program sport had seen — steroids, EPO, and blood transfusions run across an entire team.
Unlike a single failed test, Armstrong's case exposed a whole culture. The Tour de France left those seven years with no official winner listed, an admission the sport could not simply promote the runner-up.
Sport: Road cycling · Substances: Steroids, EPO, blood transfusions · Defining feat: 7 Tour de France titles voided
- Five medals forfeited
Marion Jones (Athletics)
Jones ranks third because she surrendered more Olympic hardware than anyone else on this list. The dominant female sprinter of her era, she forfeited five medals from the Sydney 2000 Games after admitting in 2007 she had used the designer steroid THG, "the clear," supplied through the BALCO network.
Her case ranks above Alex Rodriguez's because it carried criminal weight: she served prison time for lying to federal investigators, turning a doping story into a perjury conviction.
Sport: Track (sprints) · Substance: THG (BALCO) · Defining feat: 5 Sydney 2000 medals forfeited; prison term
- Record MLB ban
Alex Rodriguez (Baseball)
A-Rod earns the top baseball slot because his penalty set a record. He admitted using steroids with the Texas Rangers from 2001 to 2003, then was suspended for the entire 2014 season over ties to the Biogenesis clinic — the longest PED-related ban in MLB history at the time.
He ranks below Jones because no titles or records were vacated; the cost was a lost season and a Hall of Fame case permanently clouded, not annulled results.
Sport: Baseball · Substances: Multiple PEDs (Biogenesis) · Defining feat: Full 162-game 2014 suspension
- Ban, then a comeback
Justin Gatlin (Athletics)
Gatlin ranks fifth because his story is the rare doping arc that ended with a title rather than disgrace. The 2004 Olympic 100m champion drew a four-year ban after a 2006 testosterone positive, his second violation. He returned and beat Usain Bolt to win the 2017 world 100m title before retiring in 2022 on his 40th birthday.
He sits above the Sinner case because the violation was a genuine performance offense with a full four-year sanction, not a trace-contamination finding.
Sport: Track (100m sprint) · Substance: Testosterone · Defining feat: 4-year ban, then 2017 world title
- Contamination ban
Jannik Sinner (Tennis)
Sinner ranks last because his case cost him the least — but it belongs here as the modern face of steroid rules. The world No. 1 twice tested positive for the anabolic steroid clostebol in March 2024. WADA accepted he did not intend to cheat and gained no benefit, tracing the trace amounts to a physiotherapist's massage, and he accepted a three-month ban in a February 2025 settlement.
The ban ran February 9 to May 4, 2025, threading the gap between Grand Slams so he missed none — timing that fueled debate over whether stars get lighter treatment.
Sport: Tennis · Substance: Clostebol · Defining feat: 3-month contamination ban, no Slam missed
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Build your ranking
Drag the names into the order you think is right — or use the arrows — then submit to see how your list compares with everyone else's.
- Ben Johnson (Athletics)
- Lance Armstrong (Cycling)
- Marion Jones (Athletics)
- Alex Rodriguez (Baseball)
- Justin Gatlin (Athletics)
- Jannik Sinner (Tennis)
Audience ranking
How everyone ranked them
Built from reader rankings using position-based points.
Steroid scandals get ranked here by damage to the sport, not tabloid noise. The sections below explain how we weighed each case, how anabolic steroids actually work, and which sports have absorbed the most fallout.
How we ranked these cases
Three things pushed a case up the list. First, the scale of what was annulled — stripped Olympic golds and voided titles outrank suspensions that left the record book intact. Second, the athlete’s stature when caught: a reigning world-record holder or world No. 1 lands harder than a fringe competitor. Third, how directly the scandal changed the rules, since the biggest cases tend to leave new tests or programs behind them.
That is why Ben Johnson tops the list over Lance Armstrong despite Armstrong losing more titles — Johnson’s fall happened live at an Olympic final, to the fastest man alive, and became the template every later case is measured against. It is also why Jannik Sinner ranks last: WADA itself accepted his exposure was accidental and performance-neutral.
What counts as a steroid case
Anabolic-androgenic steroids (AAS) mimic testosterone. They speed muscle protein synthesis, shorten recovery, and in some forms raise red blood cell production. Every major sports body and WADA ban them at all times, in and out of competition. Penalties run from short suspensions for accepted contamination to four-year and lifetime bans plus the erasure of results from the period of use. A case becomes “high-profile” when the athlete’s stature, the substance, and the amount of record book rewritten all line up.
Key cases at a glance
| Athlete | Sport | Substance | Consequence |
|---|---|---|---|
| Ben Johnson | Athletics | Stanozolol | 1988 Olympic gold and WR stripped |
| Lance Armstrong | Cycling | Steroids, EPO, blood doping | 7 Tour de France titles voided |
| Marion Jones | Athletics | THG (The Clear) | 5 Olympic medals forfeited |
| Alex Rodriguez | Baseball | Multiple PEDs | Full 2014 season suspension |
| Justin Gatlin | Athletics | Testosterone | 4-year ban (2006) |
| Jannik Sinner | Tennis | Clostebol | 3-month ban (2025) |
Sports hit hardest
Baseball’s Steroid Era ran roughly from the late 1980s through the mid-2000s. The 2007 Mitchell Report named dozens of players linked to performance-enhancing drugs, and home-run records from that stretch — including several entries in the 500 home run club — are still argued over. Strength sports have dealt with anabolic steroids for decades — powerlifting still splits into tested and untested federations largely because of it. Cycling’s endurance culture made it a repeat offender, and even professional wrestling, not a competitive sport in the traditional sense, has faced scrutiny over steroid-linked health problems among performers.
How the rules kept changing
Each scandal forced a policy response. BALCO led directly to new tests for designer steroids that had gone undetected. The MLB scandal produced the Joint Drug Prevention and Treatment Program. Armstrong’s case exposed how little oversight the UCI had over its own sport. WADA’s Whereabouts program, requiring elite athletes to report their daily location for out-of-competition testing, exists because these cases proved event-only testing was never enough.
Rule-making is still moving. WADA’s 2026 Prohibited List, in force from January 1, 2026, tightened language around esters of prohibited anabolic steroids — an ester being a chemical tweak that changes how long a drug stays active — and added clarifying examples for SARMs, which increasingly appear in doping cases in place of classic steroids. From Ben Johnson to Jannik Sinner, the pattern holds: results get celebrated first and reconsidered later. For how these doping cases stack up against match-fixing, bribery, and other forms of cheating, see our ranking of the biggest sports scandals of all time.
Frequently asked questions
Which athlete's steroid case is considered the most famous?+
Ben Johnson's positive test for stanozolol at the 1988 Seoul Olympics — after winning the 100m gold in a world-record 9.79 seconds — is widely regarded as the most shocking doping case in sports history. His gold medal was stripped and reallocated to Carl Lewis. The case became a global symbol of doping and reshaped Olympic drug testing for decades afterward.
What are anabolic steroids and why do athletes use them?+
Anabolic-androgenic steroids (AAS) are synthetic derivatives of the hormone testosterone. Athletes use them to accelerate muscle growth, speed recovery between sessions, and increase strength and power. Some variants also raise red blood cell production for endurance. They are banned at all times, in and out of competition, in virtually all professional and Olympic sports under the World Anti-Doping Code.
What is BALCO and why does it matter in sports doping history?+
BALCO (Bay Area Laboratory Co-operative) was a US company that supplied designer steroids, including the previously undetectable THG, to elite athletes in the late 1990s and early 2000s. The scandal implicated stars across athletics, baseball, and American football, and ensnared Marion Jones. It exposed how designer drugs could beat existing tests and drove major anti-doping reforms.
How did steroids affect baseball's record books?+
The so-called Steroid Era cast doubt over many records set from the late 1980s into the mid-2000s. Sluggers like Barry Bonds and Mark McGwire, both linked to performance-enhancing drugs, rewrote home-run records during that period. The controversy has kept several statistically qualified players out of the Hall of Fame, as voters weigh gaudy numbers against doping associations.
Why is Jannik Sinner ranked below the other athletes here?+
Sinner's case cost the sport the least. WADA accepted he did not intend to dope and gained no performance benefit, tracing the clostebol to a physiotherapist's contaminated massage. No titles, medals, or records were annulled, and his three-month ban was served between Grand Slams. That makes it a contamination case rather than a deliberate offense like Johnson's, Armstrong's, or Gatlin's.
What penalties do athletes face for steroid use?+
Penalties typically include disqualification, stripped medals and records, and bans ranging from a few months for accepted contamination cases to four years or a lifetime ban for deliberate or repeat offenses. Athletes often lose sponsorships, prize money, and reputation. In cases like BALCO, athletes such as Marion Jones also faced criminal charges tied to perjury or doping conspiracies.
Are steroids still a problem in modern sport?+
Yes, though detection keeps improving. WADA's 2026 Prohibited List, in force from January 1, 2026, tightened rules around esters of prohibited anabolic steroids to close loopholes. Agencies increasingly track SARMs and designer masking agents alongside classic steroids. The Sinner case in 2025 shows even trace exposure now triggers scrutiny, so doping remains an ongoing battle across professional and Olympic sport.
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