Baba Deep Singh (1682–1757) is revered among Sikh

Sikh

A Sikh is a follower of Sikhism. It primarily originated in the 15th century in the Punjab region of South Asia. The term "Sikh" has its origin in Sanskrit term शिष्य , meaning "disciple, student" or शिक्ष , meaning "instruction"...

s as one of the most hallowed martyr

Martyr

A martyr is somebody who suffers persecution and death for refusing to renounce, or accept, a belief or cause, usually religious.-Meaning:...

s in Sikhism

Sikhism

Sikhism is a monotheistic religion founded during the 15th century in the Punjab region, by Guru Nanak Dev and continued to progress with ten successive Sikh Gurus . It is the fifth-largest organized religion in the world and one of the fastest-growing...

 and as a highly religious

Religion

Religion is a collection of cultural systems, belief systems, and worldviews that establishes symbols that relate humanity to spirituality and, sometimes, to moral values. Many religions have narratives, symbols, traditions and sacred histories that are intended to give meaning to life or to...

 person. He is remembered for his sacrifice

Sacrifice

Sacrifice is the offering of food, objects or the lives of animals or people to God or the gods as an act of propitiation or worship.While sacrifice often implies ritual killing, the term offering can be used for bloodless sacrifices of cereal food or artifacts...

 and devotion to the teachings of the Sikh Gurus

Sikh Gurus

The Sikh Gurus established Sikhism from over the centuries beginning in the year 1469. Sikhism was founded by the first guru, Guru Nanak, and subsequently, all in order were referred to as "Nanak", and as "Lights", making their teachings in the holy scriptures, equivalent...

.

He was the first jathedar

Jathedar

Jathedar means "leader" and refers to a leader of a jatha . Among the Sikhs, a Jathedar is an ordained leader of the clergy and leads a Takht, a sacred and authoritative seat....

(Head) of Damdami Taksal

Damdami Taksal

The Damdami Taksal is a 300 years old educational organization said to have been founded by the tenth Sikh Master, Guru Gobind Singh. According to the Damdami Taksal, it was entrusted with the responsibility of teaching the reading , analysis and recitation of the Sikh scriptures by Guru Gobind...

 a 300 years old religious school of the Sikhs which was allegedly founded by last Sikh Guru, Guru Gobind Singh

Guru Gobind Singh

Guru Gobind Singh is the tenth and last Sikh guru in a sacred lineage of ten Sikh gurus. Born in Patna, Bihar in India, he was also a warrior, poet and philosopher. He succeeded his father Guru Tegh Bahadur as the leader of Sikhs at a young age of nine...

(although no research or historical document supports this was founded by Guru Gobind Singh ).

His name is also found as Deep Singh

Singh

Also see SinhaSingh is a common title, middle name, or surname in Northern India and South India used by sikhs warriors and kings. eg. Man Singh I, Maharana Pratap Singh. It is derived from the Sanskrit word Siṃha meaning "lion and used by Ahir kings of Nepal". It is also used in Sri Lanka by...

(without the "Baba

Baba (honorific)

Baba is a Persian honorific term used in several Middle Eastern and South Asian cultures. It is used as a mark of respect to refer to Sufi saints....

" honorific

Honorific

An honorific is a word or expression with connotations conveying esteem or respect when used in addressing or referring to a person. Sometimes, the term is used not quite correctly to refer to an honorary title...

) and Baba Deep Singh Ji

-ji

Jī is an important honorific used as a suffix in Hindi-Urdu and many other languages of the Indian subcontinent. Its usage is similar, but not identical, to another subcontinental honorific, sāhab...

.
Baba Deep Singh was born in 1682 to a Sikh couple, Bhagata(father) and Jioni(mother).