Kareena captioned the image: "Happy birthday our beautiful Innaya."
Soha took to Instagram and posted a picture of the toddler cousins.
A lot of Kunal's Bollywood colleagues and social media users were soon gushing about little Inaaya.
Here's how Soha Ali Khan is spending her time during the lockdown
The actor feels motherhood has made her more responsible and gave awareness about things going around in the society