![30 Most Unbreakable Records in Sports | News, Scores, Highlights, Stats, and Rumors | Bleacher Report 30 Most Unbreakable Records in Sports | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://cdn.bleacherreport.net/images_root/slides/photos/000/588/948/1790099_original.jpg?1293479425)
30 Most Unbreakable Records in Sports | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
![1991 - Steffi Graf becomes the youngest woman to win 500 professional tennis matches | Steffi graf, Adidas models, Tennis match 1991 - Steffi Graf becomes the youngest woman to win 500 professional tennis matches | Steffi graf, Adidas models, Tennis match](https://i.pinimg.com/originals/d2/7d/69/d27d6998b98bde7877c5eb5ae91833d1.jpg)
1991 - Steffi Graf becomes the youngest woman to win 500 professional tennis matches | Steffi graf, Adidas models, Tennis match
![Steffi GRAF turns 50 on June 14, 2019, TENNIS / women Steffi GRAF, Germany, full figure, Akion, Stock Photo, Picture And Rights Managed Image. Pic. PAH-121287969 | agefotostock Steffi GRAF turns 50 on June 14, 2019, TENNIS / women Steffi GRAF, Germany, full figure, Akion, Stock Photo, Picture And Rights Managed Image. Pic. PAH-121287969 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/50179997f6de94cb2ecc15fd7b60ad8c/pah-121287969.jpg)
Steffi GRAF turns 50 on June 14, 2019, TENNIS / women Steffi GRAF, Germany, full figure, Akion, Stock Photo, Picture And Rights Managed Image. Pic. PAH-121287969 | agefotostock
![Adidas presents Grand Slam Winners and WTA Number one tennis players Steffi Graf and Justine Henin-Hardenne to meet at adidas interactive Area and celebrate their inspiring 'Impossible is Nothing' story at Roland Adidas presents Grand Slam Winners and WTA Number one tennis players Steffi Graf and Justine Henin-Hardenne to meet at adidas interactive Area and celebrate their inspiring 'Impossible is Nothing' story at Roland](https://l450v.alamy.com/450v/2ea4657/adidas-presents-grand-slam-winners-and-wta-number-one-tennis-players-steffi-graf-and-justine-henin-hardenne-to-meet-at-adidas-interactive-area-and-celebrate-their-inspiring-impossible-is-nothing-story-at-roland-garros-in-paris-on-may-22-2005-photo-by-laurent-zabuloncameleonabaca-2ea4657.jpg)
Adidas presents Grand Slam Winners and WTA Number one tennis players Steffi Graf and Justine Henin-Hardenne to meet at adidas interactive Area and celebrate their inspiring 'Impossible is Nothing' story at Roland
![Sold at Auction: Steffi Graf signed 6x4 colour Adidas promo photo. Stefanie Maria Steffi Graf ( born 14 June 1969) is Sold at Auction: Steffi Graf signed 6x4 colour Adidas promo photo. Stefanie Maria Steffi Graf ( born 14 June 1969) is](https://image.invaluable.com/housePhotos/Chaucer/91/704591/H4586-L260238461.jpg)