Real Name: Samuel Langhorne Clemens.
Known AS: Mark Twain.
Pen Name: Mark Twain.

Father: John Marshall Clemens (attorney, 1798-1847).
Mother: Jane Lampton (1803-1890).
Wife: Olivia Livy Langdon (m. 02-Feb-1870).
Number of Children: Four (one son, three daughters).

Date of Birth: 30 November 1835.
Birth Place: Florida, Missouri, United States.

Date of Death: 21 April 1910 (aged 74).
Death Place: Redding, Connecticut, United States.
Cause of Death: Heart Failure.
Remains/Buried: Woodlawn Cemetery, Elmira, New York.
Gender: Male.
Zodiac SIGN: Sagittarius.
Religion: Atheist.
Race or Ethnicity: White.
Occupation: Author.
Nationality: United States.

Notable Work(s): Adventures of Huckleberry Finn (Satirical novel, 1884-85); The Celebrated Jumping Frog of Calaveras County (short story, 1867); The Adventures of Tom Sawyer (1876); A Connecticut Yankee in King Arthur's Court (1889); The American Claimant (1892, novel).

Early Life & Childhood: Mark Twain was born Samuel Langhorne Clemens on 30 November 1835 in Florida, Missouri, United States. When he was only four, his family moved to Hannibal, Missouri. In 1847, his father died of pneumonia. In 1851, he got a job as a typesetter and contributor along with an occasional writer for the Hannibal Journal. In 1853, he left Hannibal and then began working as a printer in New York City, Philadelphia, St. Louis and Cincinnati. In 1857, Twain visited New Orleans and began learning the art of piloting. In 1859, he was able to gain his license and soon joined as a pilot plying the shoals and channels of the great river. In 1861, he left his job for the Civil War though he loved his job. In 1863, Mark Twain began to write a humorous account of his travel. After that, he moved to San Francisco and started working as a journalist and lecturer.

Personal Life & Family: Mark Twain's father, John Marshall Clemens (1798-1847) was an attorney and judge and his mother named Jane Lampton (1803-1890). In 1868, Mark Twain met Olivia Livy Langdon and fell in love. On 02 February 1870, he married her who birth four children (one son, and three daughters).

Later Life & Death: In 1867, Mark Twain visited Europe and the Middle East. In 1869, Twain published a collection of travel letters named The Innocents Abroad. In 1871, he moved to Hartford with his wife. In 1876, he published The Adventures of Tom Sawyer. In 1884, Mark Twain published Adventures of Huckleberry Finn in the UK & Canada and the following year in the United States. In 1888, he was awarded a Master of Arts degree from Yale University. In 1895, he left home for a world tour and visited Australia, Canada, India and New Zealand. In 1901, Twain received an honorary Doctor of Letters degree from Yale University. In 1907, he was awarded the same award from Oxford University. In 1908, he moved to his home in Redding. He died of a heart attack on 21 April 1910. Mark Twain was buried at Woodlawn Cemetery, Elmira, New York, United States.