Sunil Arora was born in Jhansi, Uttar Pradesh and received his early education in Lucknow, Delhi, and Bangalore. Despite being diagnosed with polio at a young age, he never let his condition hold him back and became a role model and inspiration to many. His father was in the Army Medical Corps and his mother was also in a government job. As a child, he not only took care of himself but also helped to raise his siblings. He had a passion for writing, and participated in various competitions, winning many prizes. He spent a lot of time in the school library and was particularly interested in finance.
During his college years, Arora excelled in many subjects and was recognized for his achievements by the Finance Minister of Haryana, Sh. Mangeram Gupta, at an award distribution ceremony. He was also made the editor of the college magazine.
Despite being eligible for disabled facilities provided by the government, he never took advantage of them. During this time, he also pursued computer education from IGNOU/KUK, traveling to another city with his crutches. He later took several courses in the field of computers. Today, he holds a Post Graduate degree in Cyber Law from Nalanda University, Hyderabad.
He seems to be a man of few words, who prefers to let his work speak for itself. He has been able to balance his professional and personal life effectively and has been able to make time for his family despite his busy schedule. Sunil Arora is known to be an active person, and he likes to spend time with his family, often going on trips and outings together.