Thomas Lord Kimball was an American railroad executive. Born in Buxton, Maine, he worked various jobs before becoming an agent of the Pennsylvania Railroad Company in 1860. He was appointed to various positions in the company, before moving to Omaha, Nebraska, in 1871 to work for Union Pacific. From there, he climbed the ranks, eventually being promoted to the position of vice-president. Kimball retired in 1897 and died in 1899.

Kimball is a city in and county seat of Kimball County, Nebraska, United States. The population was 2,290 at the 2020 census.