Dana Linn Bailey
Also known as DayDay Knucks, DLB
Career
Active 2006 – present
Biography
About Dana Linn Bailey
Her black hair and brown eyes frame a muscular, athletic build that has made her instantly recognizable in the fitness world. Dana Linn Bailey is a former Women's Physique Olympia champion, turning pro after winning the NPC Junior USA Championships in 2010. That first victory launched a competitive career that included two consecutive Women's Physique Olympia titles in 2013 and 2014, as well as a second-place finish at Ms. International in 2016, a feat achieved by only three women in the sport's history.
Born in Reading, Pennsylvania, she has spent nearly two decades in the industry, starting her journey around 2006 at age 23. Beyond competition, she has built a career as a businesswoman, fitness trainer, and influencer. She co-owns Legion Athletics, a supplement company, and runs DLB Fit, which offers nutrition plans and training programs designed for women. Her social media presence is substantial, with millions of followers across Instagram, TikTok, and YouTube, where she shares workout tips, motivational content, and glimpses into her life as a professional athlete.
At 5'5" and 125 pounds, she maintains a physique that reflects years of dedication. Her measurements are 31-24-33. She keeps her personal life relatively private, but her professional achievements speak for themselves. She is a former fitness model and continues to inspire many through her training programs and online content. Her story is one of persistence and success in a demanding sport.
Record
Profile details
Personal
- Years Active
- 2006-present (started around 23 years old; 20 years active)
- Birthplace
- Reading, Pennsylvania, United States
- Ethnicity
- Caucasian
Body
- Hair Color
- Black
- Eye Color
- Brown
- Weight
- 125 lbs (or 57 kg)
- Measurements
- 31–24–33 (B–W–H) · WHR 0.73
- Bra/Cup Size
- 36B show conversions - UK: 36B, EU: 80B, AU: 14B, JP: 80B
- Boobs
- Real/Natural
- Piercings
- Navel, both nipples
Extra
- Instagram Followers
- 2.2m (as of May 2026)
Frequently asked
What are her most notable competitive achievements?
She won the NPC Junior USA Championships in 2010, the Women's Physique Olympia in 2013 and 2014, and placed second at Ms. International in 2016, a result only three women have achieved.
What fitness businesses is she involved with?
She co-owns Legion Athletics, a supplement company, and runs DLB Fit, which provides nutrition plans and training programs for women.
How large is her social media following?
She has 2.2 million followers on Instagram, 281,200 on TikTok, and 607,000 YouTube subscribers.
What is her physical build like?
She stands 5'5" tall, weighs 125 pounds, and has a muscular body type with measurements of 31-24-33.
Did you know
- She started competing in 2010 and won her first show, the NPC Junior USA Championships, in Figure Class D.
- She is one of only three women to have placed second at Ms. International 2016, along with her two Olympia titles.
- Her businesses focus on women's fitness, including DLB Fit and the supplement company Legion Athletics.
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