Diane Plese is a Canadian optometrist who became known to many because of her marriage to businessman and television star Robert Herjavec, famous for his role on Shark Tank. Born in Toronto in 1959 to Croatian immigrant parents, Diane built a successful career in eye care while also raising a family. She spent 25 years married to Robert, during which she supported him as he grew into one of North America’s most recognized entrepreneurs. Even after their divorce in 2015, Diane has remained admired for her quiet strength, graceful personality, and dedication to her children and profession. Her story is one of resilience, balance, and dignity, showing that a meaningful life does not always need the spotlight.
Quick Facts
| Full Name | Diane Plese |
|---|---|
| Date of Birth | 1959 |
| Age | 66 years (as of 2025) |
| Birthplace | Toronto, Canada |
| Nationality | Canadian |
| Profession | Optometrist |
| Ex-Spouse | Robert Herjavec |
| Children | Skye Herjavec, Caprice Herjavec, Brendan Herjavec |
| Net Worth | Estimated $100 million |
Early Life and Background
Diane Plese was born in 1959 in Toronto, Canada, to Croatian immigrant parents who had moved to Canada in search of better opportunities. Growing up in a household where traditions, family values, and a strong work ethic were emphasized, Diane learned early on the importance of discipline and perseverance. Her upbringing was modest, but it gave her the foundation she would later rely on throughout her personal and professional life.
Although not much about her childhood has been shared publicly, it is clear that she had a natural curiosity and an interest in academics, especially in the field of healthcare. This interest later guided her toward a career in optometry, a profession that allowed her to combine her caring personality with her ambition to make a difference in people’s lives.
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How Old Is Diane Plese
Diane Plese was born in 1959 in Toronto, Canada, and she is 66 years old in 2025. She is known for carrying herself with elegance and grace, and even at this age, she continues to be admired for her polished look and gentle personality. Her age reflects a lifetime of dedication to her career as an optometrist, her role as a mother to three children, and the experiences she gained from living both a private and public life.
Diane Plese Physical Appearance
Diane Plese is often praised for her graceful and sophisticated look, which she has maintained over the years. She stands around 5 feet 7 inches tall and has a warm, welcoming smile that reflects her kind personality. Known for her elegant style and polished presence, she carries herself with confidence and poise, which makes her stand out even during her rare public appearances. Her timeless beauty and balanced lifestyle show her belief in living healthily and gracefully at every stage of life.
Education and Career
Diane Plese studied in Canada and chose to build her career in the medical field by becoming a licensed optometrist. She began practicing in the mid-1980s and quickly earned respect for her caring attitude and professional skills in eye health and vision care. Her work gave her both financial independence and personal satisfaction, as she was able to help patients while also balancing her role as a mother and wife. Even though she was never in the spotlight like her ex-husband, Robert Herjavec, Diane’s career showed her dedication to hard work and her commitment to making a difference in people’s lives.
Relationship and Marriage with Robert Herjavec
Diane Plese met Robert Herjavec in the late 1980s when he visited her optometry clinic as a patient, and their shared Croatian background and similar values quickly brought them close. The couple married in 1990 in a beautiful ceremony and went on to spend 25 years together, during which Diane played a supportive role while Robert built his career as a successful entrepreneur and later as a television personality on shows like Dragons’ Den and Shark Tank. Their marriage was seen as strong and stable for many years, with Diane focusing on her family and her profession while Robert worked on his businesses, and together they created a comfortable and family-centered life before eventually parting ways.
Who Is Robert Herjavec?
Robert Herjavec is a Croatian-Canadian entrepreneur, investor, and television personality who became widely known as one of the stars of the business reality shows Dragons’ Den in Canada and Shark Tank in the United States. Born in Croatia in 1962, he moved to Canada with his family at a young age and grew up facing financial struggles that shaped his drive to succeed. He started his career in the technology field and went on to build and sell several companies, becoming a multimillionaire through his work in cybersecurity and IT services. Beyond business, Robert is also a best-selling author and motivational speaker, admired for his story of resilience, innovation, and determination.
Diane Plese Children
Skye Herjavec
Skye Herjavec is the eldest daughter of Diane Plese and Robert Herjavec. She is known for being bright, hardworking, and independent, following in her parents’ footsteps by excelling in her studies and exploring entrepreneurial interests. Skye has been described as driven and ambitious, showing qualities of leadership and determination that reflect both Diane’s nurturing influence and Robert’s business mindset.
Caprice Herjavec
Caprice Herjavec is the youngest daughter of Diane and Robert, and she is recognized for her creative spirit and love for the arts. Unlike her siblings, Caprice prefers to live a low-profile life, sharing little about herself publicly, but those who know her describe her as kind-hearted and thoughtful. Her personality reflects Diane’s gentle and caring nature, and she has carved her own path away from the spotlight.
Brendan Herjavec
Brendan Herjavec is the only son of Diane and Robert. From a young age, he showed interest in business and entrepreneurship, much like his father. Brendan is seen as ambitious and determined to make his mark, carrying forward the strong values instilled by his parents. While he also maintains a private life, he is often noted for his focus and natural drive, qualities that suggest a promising future in his chosen field.
Diane Plese Divorce and Challenges
After 25 years of marriage, Diane Plese and Robert Herjavec separated in 2014 and finalized their divorce in 2015, a process that attracted significant public attention because of Robert’s celebrity status. While the exact reasons for their split were kept private, media reports suggested personal differences and even rumors of infidelity on Robert’s part, though Diane herself never spoke publicly about the details.
The divorce settlement was reported to be worth millions, securing Diane’s financial independence, with some estimates placing it around $25 million or more. Despite the stress and media focus, Diane chose to remain dignified and private, handling the challenges with quiet strength while continuing to prioritize her children and her own well-being.
Diane Plese Life After Divorce
After her divorce from Robert Herjavec in 2015, Diane Plese chose to step away from public attention and focus on living a private and peaceful life. She continued her work as an optometrist, showing her dedication to her profession while also caring for her three children. Financially secure from the divorce settlement, she has been able to live comfortably and independently without seeking media attention. Unlike her former husband, who remained active in television and business, Diane has preferred a quiet lifestyle centered on family, personal well-being, and her career.
Public Image and Legacy
Diane Plese is respected for her graceful personality and the dignified way she has lived her life, both during her marriage to Robert Herjavec and after their divorce. She has always valued privacy over publicity, choosing to focus on her family and her career rather than seeking attention. Known for her elegance and strength, she has shown resilience in handling personal challenges while continuing to inspire admiration for her independence and commitment to her values. Her legacy rests not on fame but on being a caring mother, a dedicated professional, and a woman who faced life’s changes with quiet confidence and integrity.
Diane Plese Net Worth
As of 2025, Diane Plese’s net worth is estimated at around $100 million. A large portion of this wealth came from her divorce settlement with Robert Herjavec, but her long career as an optometrist also contributed to her financial stability. Unlike many public figures connected to wealth and fame, Diane has never flaunted her lifestyle or sought attention for her financial standing. Instead, she has used her independence to continue living comfortably while maintaining her privacy. Her net worth is often compared to Robert’s, which is more than $300 million, but it is important to note that Diane’s wealth allows her to enjoy the life she has chosen without depending on anyone else.
Where Does Diane Plese Live
Diane Plese lives in Canada, where she has chosen to keep a quiet and private lifestyle after her divorce from Robert Herjavec. She continues to focus on her family and career as an optometrist, staying away from media attention. Unlike her ex-husband, who often appears on television in the United States, Diane prefers to remain in Canada, living comfortably and independently while dedicating her time to her children and personal well-being.
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Conclusion
Diane Plese’s life story is one of balance, strength, and dignity. From her early years in a Croatian immigrant family to her successful career as an optometrist, from her long marriage to Robert Herjavec to the challenges of divorce, she has always carried herself with grace and resilience. She raised three children with strong values, built a respected career in healthcare, and chose to live privately despite being connected to a well-known public figure. Today, she is admired not for chasing fame but for the quiet influence she has had on her family and community, proving that true success is measured by integrity, compassion, and the meaningful impact we leave behind.
FAQs About Diane Plese
1. Who is Diane Plese?
Diane Plese is a Canadian optometrist best known as the former wife of businessman and television star Robert Herjavec.
2. How old is Diane Plese?
Diane Plese was born in 1959, which makes her 66 years old in 2025.
3. What does Diane Plese do for a living?
She is a licensed optometrist in Canada and has built a respected career in eye care.
4. Who are Diane Plese’s children?
She has three children with Robert Herjavec: Skye Herjavec, Caprice Herjavec, and Brendan Herjavec.
5. Why did Diane Plese and Robert Herjavec divorce?
The couple divorced in 2015 after 25 years of marriage, with reasons kept private but widely reported as personal differences.
6. What is Diane Plese’s net worth?
Her net worth is estimated at around $100 million, mainly from her divorce settlement and her professional career.
7. Where does Diane Plese live now?
Diane Plese continues to live in Canada, where she leads a private and peaceful life with her family.
