Avni + Adityamaan

Siya+ Abhimaan

Meera + Armaan

Dhara + Ayushmaan

Raghuvanshi Family

Raghavendra Raghuvanshi + Sarasvati Raghuvanshi

- Elder Son's Family

Anant Raghuvanshi + Sarika Raghuvanshi
Children:

Adityamaan Raghuvanshi → Eldest grandson

Armaan Raghuvanshi → Third grandson 

- Younger Son's Family

Ajeet Raghuvanshi + Sulekha Raghuvanshi
Children:

Abhimaan Raghuvanshi → Second grandson

Ayushmaan Raghuvanshi → Youngest grandson

So birth hierarchy:

1. Adityamaan

2. Abhimaan

3. Armaan

4. Ayushmaan

Sharma Family

Anand Sharma + Naina Sharma

Their daughters:

1. Avni Sharma (eldest)

2. Siya Sharma

3. Meera Sharma

4. Dhara Sharma (youngest)