He was the son of Joseph Marlett II and Sidney Montgomery.
He married Margaret Jane Hill June 24, 1843 in Orange Co., Indiana.
Margaret Jane Hill , born February 15,1826 in Orange Co., Indiana; died July 22,1916 in Bowie,Montague Co., Texas. She was the daughter of Joseph Hill and Nancy Davis.

Children of Chesley Marlett and Margaret Hill are:
(1)Joseph W. Marlett March 22,1844 in French Lick,Orange Co.,Indiana; died October 15,1920 in Bowie,Montague Co.,Texas, married Mary Adeline ball April 6, 1871 in Decatur, Wise Co.,Texas

(2) Malinda Jane Marlett, born February 1846 in Indiana,died Jan.23,1926,Death place: Forestburg, Montague, Texas. Cemetery name: Perryman Cemetery.
Malinda married Richard Johnson Sandefur abt. 1862 in Texas (Richard :Birth date:Kentucky 27 Mar 1836 - d.23 Jan 1926 Cemetery name: Perryman).

(3)William Chesley Marlett b. June 1, 1848 Paoli,Orange Co.,Indianan. d.July 16,1926 in Oakwood,Dewey Co.,Oklahoma.
Buried Okley Cemetery Oakwood, Oklahoma.
William married Parolee Alabama Reeves Nov.16,1873 in Decatur Texas. Parolee b. Oct. 22,1856 in Winnsboro,tx. d. April 15,1897 in Ryan, Jefferson co.,Oklahoma. Parolee buried Ryan Cemetery Ryan, Oklahoma.

(4) Franklin Marlett b.April 10,1850 in Paoli, Orange Co.,Indiana; d.April 28,1911 bowie,Montague Co.,Tx. Buried Selma Cemetery Bowie,Tx.
Franklin married Martha Adaline Waggoner Dec.6,1876 in Tx. Martha b.April 27,1857 in Titus Co.,Tx.,d.Oct.4,1940 in Bowie,Montague Co., Tx. Martha buried Selma Cemetery Bowie,Tx.
(5) Abigail Marlett b. April 18,1852 in Paoli,Orange Co., Indiana; d.March 29,1868 in Decatur,Wise Co., Tx. Buried Lewis Cemetery Decatur,Tx.

(6)Nancy Marlett b. April 13,1855 in Coles co., Illinois, d. March 26,1868 in Decatur,Wise Co., Tx.

(7) Axia Ann Marlett b.July 27, 1857 in Decatur,Wise Co.,Tx. d.UNKNOWN?? ;married Jacob L. Warner Jan. 25,1874 in Tx. Jacob born abt. 1846 in Pennsylvania, died Unknown.

(8)Sidney Jane Marlett b. Oct.24,1859 in Decatur,Wise Co.,Tx. d. Feb. 12,1860 in Decatur,Wise Co. Tx.

(9) Chesley Marlett II b Dec.9,1860 in Cecatur,Wise Co.,Tx;d.March 23,1862 in Cecatur,Wise Co.,Tx.
Buried Ball Knob Cemetery Decatur,TX.

(10)Mahalia Arizona Marlett, b.Nov.21,1863 in Decatur,Wise Co., Tx.;d.July 9,1944 in Decatur,Wise Co., Tx.
Married George Abraham Buchanan July 20,1881 in Bowie, Montague Co.,Tx.; George b.Oct.21,1852 in Madison Co., Arkansas; d. June 22,1920 in Quitman,Rains Co.,Tx.

(11) Josiah Jordon Marlett b. May 26,1865 in Bowie,Montague Co.,Tx.;D. aug.13,1870 in Bowie, Montague co.,Tx. Buried: Tage Cemetery Bowie,Tx.