RK Dhanusha, also known professionally as Dhanusha RK, was born on March 4 in Coimbatore, Tamil Nadu, India, and holds Indian nationality. She comes from a South Indian Tamil cultural background and was raised in Coimbatore, where Tamil is her primary language and English is commonly used in education and professional communication. She later moved to Chennai to pursue opportunities in the entertainment industry and is currently based there. From a young age, she showed interest in creative expression, which gradually developed into acting, modeling, and artistic work. She has built her career independently, focusing on steady progress rather than rapid visibility. On Instagram, she is active under the username @rkdhanusha.4t, where she has over 610K+ followers and regularly shares updates related to photoshoots, collaborations, artistic projects, and professional milestones. She is also active on YouTube, where she shares creative and performance-based content.

RK Dhanusha gained public recognition through her role in the Tamil television series Kana Kaanum Kaalangal, which premiered in 2022 and helped her reach a wider audience. Her appearance in the series marked an important step in establishing her on-screen presence. She later transitioned into cinema with the Tamil film Love Marriage, released in 2025, which stands as her debut feature film. These projects currently form her officially known acting credits. Alongside acting, she works as an artist and model, participating in paid shoots, brand promotions, and creative collaborations. Her professional journey reflects a balance between acting, digital influence, and visual artistry, allowing her to steadily grow within the Tamil entertainment industry.

In her personal life, RK Dhanusha maintains a disciplined and creatively driven lifestyle. She has a strong interest in fashion, performance, travel, and visual storytelling, which are often reflected through her social media presence. She prefers to keep her personal relationships private and focuses on self-growth, artistic development, and professional consistency. Her lifestyle reflects balance, determination, and long-term focus.