{ { Infobox television
| name = Yeh Rishta Kya Kehlata Hai
| image_alt =
| genre = Soap opera
| company = Director's Kut Productions
| developer =
| writer =
| director =
| creative_director = Vivek Bahl
| starring =
| opentheme = Yeh Rishta Kya Kehlata Hai by Alka Yagnik
| country = India
| language = Hindi
| num_episodes = 3622
| executive_producer = Vivek Jain
| producer = Rajan Shahi
| cinematography = Arjuni Rao
| editor = Sameer Gandhi
| camera = Multi-camera
| runtime = 20–22 minutes
| network = Star Plus
| picture_format =
| audio_format =
| first_aired =
| last_aired = present
| website = http://www.hotstar.com/tv/yeh-rishta-kya-kehlata-hai/586 | list_episodes = | related =
Yeh Rishta Kya Kehlata Hai (transl. What is this relationship called?), popularly known as YRKKH is an Indian Hindi-language romantic family drama television series that airs on StarPlus and streams on Disney+ Hotstar. It premiered on 12 January 2009 and is the longest running Indian television soap opera. Produced by Rajan Shahi under the banner of Director's Kut Productions, it formerly starred Hina Khan, Karan Mehra, Shivangi Joshi and Mohsin Khan. Since October 2021, it stars Pranali Rathod and Harshad Chopda.
Plot
Akshara and Naitik, both from large Marwari joint families based in Udaipur get married. Initially, they struggle to understand each other but gradually come to understand, support, and love each other. Soon, their son, Naksh is born. Naitik falls into a coma due to an accident.
4 years later
Akshara starts working in the family business. Naitik recovers from the coma and struggles to bond with a mischievous Naksh. Naitik's mother Gayatri dies after falling off a cliff post, and his sister Rashmi gives birth to a daughter and names her Gayatri. Akshara and Naitik's daughter Naira is born. Mahendra dies and Kaveri blames Akshara for it and disowns her. Akshara and Naitik move out with their children.
10 years later
They relocate to Cape Town. Naksh returns to Udaipur and convinces Kaveri to forgive an innocent Akshara. Eventually, the family is reunited. Naksh falls for Tara, a hockey player. However, their wedding gets called off due to some misunderstandings. Out of fear of being wrongly blamed for her friend Sukanya's death, Naira flees from Udaipur.
7 years later
Naira lives in an orphanage in Rishikesh and has grown up to be headstrong but insecure and arrogant. Akshara reaches there to fund the orphanage and finds Naira. Kartik Goenka arrives in Udaipur and a love triangle is formed between him, Gayatri, and Naira. Kartik realizes his love for Naira while Gayatri has feelings for Kartik. Naira finally accepts Akshara.
Kartik confesses his love for Naira while the latter is initially confused about her feelings but later realizes her love for Kartik. Akshara dies by falling off a cliff in a car crash.
Kartik and Naira get married. Kartik hates his father Manish and his step-mother Swarna as he remarried her post his mother's death as he thinks that they were having an extra-marital affair in their office and were responsible for her suicide. Naksh and Keerti get married. Initially marrying for Naira's sake, he begins to love Keerti. Kartik reconciles with Manish and accepts Swarna as his mother after his mother's depression and hallucinations were revealed to be the reason for her suicide. Naira fulfills her parent's dream of opening a dance academy and names it "Akshara Dance Academy" as a tribute to her mother. Swarna's son, Shubham dies of a drug overdose and Naira is blamed for hiding his drug addiction. Naira leaves as Kartik and Swarna refuse to trust her.