Gautam Gambhir (গৌতম গম্ভীর) is the coach of the Indian cricket team. He is also a former international cricketer, former politician, and philanthropist. He played for India in all formats of the game between 2003 and 2016. He was a member of the 17th Lok Sabha from 2019 to 2024 representing East Delhi constituency from the Bharatiya Janata Party. He received the Padma Shri from the Government of India in 2019, the fourth highest civilian award in India.

As a cricketer, Gambhir was a left-handed opening batsman who played domestic cricket for Delhi, and captained Kolkata Knight Riders and Delhi Daredevils in the Indian Premier League (IPL). He made his One Day International (ODI) debut against Bangladesh in 2003, and played his first Test the following year against Australia. He captained the Indian team in six ODIs from late 2010 to late 2011 with India winning all six matches. He played an integral part in India's wins in the finals of both the 2007 World Twenty20 (75 runs from 54 balls) and the 2011 Cricket World Cup (97 from 122). Gambhir captained Kolkata Knight Riders to win IPL titles in 2012 and 2014, and later mentored them to the feat in 2024.

Gambhir was born in New Delhi to Deepak Gambhir, who manages a textiles business, and Seema Gambhir, a housewife. Gambhir has a sister, Ekta, who is two years younger to him. His grandfather originally came from Multan to Delhi in 1947. Gambhir was adopted by his maternal grandparents eighteen days after his birth and lived with them ever since. Gambhir started playing cricket at the age of 10. He received his schooling from Modern School, New Delhi and did not pursue graduation. He stayed at his maternal uncle Pawan Gulati's residence in the 1990s. Gambhir considers Gulati to be his mentor and would often call him up before important matches. Gambhir was coached by Sanjay Bharadwaj of Lal Bahadur Shastri Academy in Delhi, and Raju Tandon. Gambhir was selected for the first intake of the National Cricket Academy in Bangalore in 2000.

In October 2011, Gambhir married Natasha Jain, who belongs to a prominent business family. He currently resides in Delhi's Rajendra Nagar neighbourhood.

On 22 March 2019, he joined the Bharatiya Janata Party (BJP) in the presence of Union ministers Arun Jaitley and Ravi Shankar Prasad. He was the party's candidate from East Delhi in the 2019 Indian general election. After his opponent Atishi Marlena challenged him to a debate, Gambhir declined her challenge, saying he doesn't believe in "dharna and debates." Gautam won the elections by 695,109 votes against Atishi Marlena and Arvinder Singh Lovely.

Gambhir visited the Ghazipur landfill many times and has taken initiatives regarding it. Gambhir also installed air purifiers in his constituency. Gambhir donated his two year's salary as MP during COVID-19 pandemic. Gambhir through his foundation started COVID-19 vaccination camps in his constituency. In Gambhir's constituency Delhi BJP performed good in 2020 Delhi legislative elections and 2022 Delhi MCD elections.

On 2 March 2024, he announced that he has requested BJP National President JP Nadda to relieve him of political duties as he wants to focus on cricket commitments.

Gambhir has started work at his constituency of East Delhi, installing CCTV cameras to tackle the issue of women's safety which has plagued Delhi in recent times. He is also the Brand Ambassador for Pinnacle Industries' Pinnacle Specialty Vehicles.