On Dal (온달, 溫達, ? ~ 590), referred to by Koreans as babo Ondal ("Ondal the fool"), was a general of the Goguryeo, which was one of the Three kingdoms of Korea. Though simple minded, he rose from common origins to become a remarkable and brave general, died during an attempt to battle of Mt. Acha from Silla army in 590.

Harjinder Singh Jinda was a member of a Sikh organization Khalistan Commando Force and one of the two assassins of Arun Vaidya (the Chief of Indian army at the time of Operation Bluestar and architect of Operation Bluestar). He was responsible for three high-profile killings; Arjan Dass, Lalit Maken and Gen. Vaidya. He along with other members of Khalistan Commando Force participated in Indian history's biggest bank robbery of Rs. 5.70 crore ($4.5 million) from Punjab National Bank, Miller Gunj branch, Ludhiana to finance the campaign for a separate Sikh state of Khalistan.

Harjinder Singh's mother's and father's names are Gurnam Kaur and Gulzar Singh. Jinda had two older brothers, Nirbhail Singh and Bhupinder Singh and one sister, Balvinder Kaur. Harinder Singh alias Mathra Singh and Jagjit Singh were nephews of Harjinder Singh Jinda. Sikh militant Surjit Singh Penta (who committed suicide by consuming cyanide during Operation Black Thunder in the year of 1998) was a cousin of Harjinder Singh Jinda. He belonged to a farmer family.

Guru Gobind Singh Ji (born: Gobind Rai) (Punjabi: ਗੁਰੂ ਗੋਬਿੰਦ ਸਿੰਘ [ɡʊɾu ɡobɪnd sɪ́ŋɡ], Marathi: गुरु गोबिंद सिंघ; 22 December 1666 - 7 October 1708) is the Tenth of Eleven Sikh Guru Ji'. Born in Patna, Bihar in India, He was also a Warrior, Poet and Philosopher. He succeeded His Father Guru Tegh Bahadur Sahib Ji as the Leader of Sikhs at a young age of nine. He contributed much to Sikhism; notable was His contribution to the continual formalisation of the faith which the First Sikh Guru Ji Guru Nanak Dev Ji had founded, as a religion, in the 15th century. Guru Gobind Singh transformed Sikhs into Khalsa (pure) in 1699.

Gobind Singh was born to Guru Tegh Bahadur, the ninth Sikh guru, and Mata Gujri in Patna. He was born while his father was on a tour of a neighbouring state Assam, spreading God's word. He learned Persian and Sanskrit when he was a child and was also trained to become a warrior.

Gobind Singh married three times and had four children. He was married off to Mata Jito in 1677, when he was only 11-years-old. They had three children together Zorawar Singh, Jujhar Singh and Fateh Singh. He married Mata Sundari in 1684, and the couple had one child, Sahibzada Ajit Singh. His third wife was Mata Sahib Dewan.