| Kajal hails from a middle-class Punjabi family connected to Amritsar. |
| During her final year internship at L’Oreal, a photographer suggested she try modeling, leading her to land her first South Indian film alongside Nana Patekar after a photoshoot. |
| In the South Indian film industry, Kajal is affectionately known as Miss Congeniality for her amiable demeanor and ability to build rapport with others. |
| She shares a close friendship with actress Tamannaah Bhatia and actor Ram Charan. |
| Apart from her South Indian ventures, Kajal has acted in a few Hindi films like Kyun! Ho Gaya Na, Singham, and Special 26. |
| Kajal has a fear of dogs. |
| She actively supports PETA's campaign to Ban Animal Circuses, aiming to end animal mistreatment in circuses. |
| Her performance in the film Brindaavanam earned her the CineMAA Award for Best Actress (Telugu) in 2010. |
| In 2013, Kajal was honored as the Youth Icon of South Indian Cinema. |
| On October 17, 2021, Kajal and her husband, Gautam Kitchlu, shared on Instagram their new family member, a puppy named Mia. |