Define by Jill
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Registered Cosmetic Nurse and owner of Define by Jill. She is clinically guided and focused on natural facial harmony.
With 17 years’ experience in cosmetic Nursing, I specialise in natural-looking aesthetic treatments that help clients look refreshed and feel confident. Define by Jill is owned by Jill McIver, a registered nurse (RN NMW0001003228) and talented aesthetician with over a decade of experience. Passionate about helping people look as youthful as they feel, Jill has performed more than 20,000 treatments across Australia, earning a reputation for her keen aesthetic eye and patient-centered approach. Define By Jill prides themselves on delivering outstanding non-surgical cosmetic services in the Hawkesbury. We build genuine relationships with our patients by living our core values of trust, passion, pride, and honesty. From our clinic, come sanctuary in Windsor, Jill and her dedicated team provide unique, thoughtful, and unwavering service. We aim to offer the best advice on aesthetic treatment options based on your individual needs and outcomes — all guided by comprehensive assessment with a qualified practitioner. We are always available to answer any of your questions or concerns
Learn more about on our website or book a consultation at definebyjill.com today. Alternatively, DM us via Facebook Messenger now.
From appointments to familiar faces, we love having you here.
A little reminder that holiday appointments are booking out quickly. If you’re wanting to see us before the festive season, we recommend securing your preferred appointment time early.
26/09/2026
A quiet staff favourite, available in clinic.
Dermaviduals Lotion N is a lightweight lotion that supports the skin’s natural barrier while helping maintain hydration. Particularly suited to dry, sensitive or easily irritated skin, it helps the skin retain moisture and maintain comfort and balance.
Available in clinic as part of our Dermaviduals range.
24/09/2026
Three things that will always be chic: skin that looks cared for, natural definition and timeless skin health.
Microneedling, Ultraformer MPT and PRP treatment, each designed to support the skin’s natural processes and enhance its appearance with a considered, refined approach.
Every skin is different. Book a consultation with our team to discuss your skin, your goals and which treatment approach may be right for you.
22/09/2026
Consider this your invitation to slow down, switch off and invest in yourself.
20/09/2026
Happy birthday to the heart behind Define by Jill.
Jill, we hope you know how loved and appreciated you are, not just today, but every day.
We’re so lucky to work alongside you and to see the care, passion and love you put into everything you do. You’ve created something so special, and it’s a reflection of the person you are.
Thank you for always caring so deeply, for sharing your knowledge so generously and for making everyone around you feel so welcome.
We hope today is filled with all the love you give to everyone else.
Happy birthday, Jill. We love you.
20/09/2026
The festive season is approaching, and appointments are beginning to fill.
We recommend securing your preferred day and time early to ensure you don’t miss out.
Book online through our website: definebyjill.com
If your preferred appointment isn’t showing online, please call the clinic. We’ll always do our best to accommodate you where possible.
17/09/2026
Self care is waiting.
A little time set aside to slow down, reset and pour back into yourself.
Your skin deserves the same care you give everything else. Consider this your invitation to make time for you.
Book through our website or link in bio.
15/09/2026
A little reminder to pause, reset and make space for yourself. Time set aside to restore, reconnect and simply feel your best.
14/09/2026
Skin health, thoughtfully prescribed.
Our Dermaviduals packs are carefully selected to support your skin’s individual needs.
Dermaviduals is a science backed, biomimetic skincare system designed to work in harmony with the skin, supporting the skin barrier with skin-identical lipids and carefully selected ingredients.
Professional knowledge. Evidence led skincare. Personalised to your skin.
Available in clinic.
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Shop 1, 34-36 Macquarie Street
Windsor, NSW
2756
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