One of the most respected and popular educators in Sioux City throughout the years has been M. G. Clark. Doctor Clark served as superintendent of Sioux City Schools for twenty years.

Doctor John Cook along with five other men formed the Sioux City Land Company. He served as both the president and representative for the group. Cook claimed 160 acres across from Perry Creek and would go on to plan the town of Sioux City.

Sioux City writer Margaret Crary authored nine novels for young people during her lifetime. She received many awards for her literature, and several of her books became Junior Literary Guild selections. Many of her books featured Sioux City history in their themes.

Well-know political cartoonist Jay Norwood “Ding” Darling grew up in Sioux City, launching his career at the Sioux City Journal . Eventually, his cartoons were printed in almost 150 papers across the United States. All were drawn before television and some before radio when newspapers were the most important form of communication. Darling drew through two World Wars and the terms of seven presidents. Throughout his life, Darling was also a huge supporter of natural conservation.

Ben Davidson was the first of three brothers to come to Sioux City. Born in Slusk, Russia in 1858, he set off for America in 1880. Later, the brothers build the largest department store in Iowa.

The Floyd River Flood of 1892 and the Financial Panic of 1893 left Sioux City a ravaged community. Fred L. Eaton, a banker from Vermont, was hired to come to Sioux City and supervise that recovery.

Sioux City's first woman doctor, Dr. Agnes Eichelberger (1864-1923) devoted her life to the care of women, children and infants. Known for her generous heart and great kindness, the pioneering Dr. Eichelberger brought quality maternity care to all women of Sioux City, regardless of financial status.

Arthur Garretson was a Sioux City banker, businessman and promoter. He arrived in Sioux City in 1874 at the age of 23. Known for recognizing opportunities, Garretson had a hand in most large ventures in the city, including the Corn Palaces, Peavey Grand Opera House and elevated railway.

William Gordon (1857-1933) was an enthusiastic Sioux City promoter who made his fortune during the boom years of the city's growth. Nearly wiped out by the disastrous Floyd River Flood of 1892 and the Financial Panic of 1893, he rebuilt his business and remained a staunch Sioux City supporter until his death in 1933.

Rev, George C. Haddock was shot and killed at 4th and Water Streets on August 3, 1886. Haddock, who became the pastor at the First Methodist Episcopal Church in 1885, was an outspoken prohibitionist. John Arensdorf, the foreman of a local brewing company, was tried for his murder but was found not guilty. A few days after the trial, Arensdorf was seen getting drinks with the jury. The resulting controversy garnered national attention.