Robert Newhall Chesebrough III passed away at age 37 at St. John's Hospital in Santa Monica on Saturday, November 15, 2014, from melanoma cancer. He was a descendent of three families prominent in Santa Clarita Valley history.

Robert was born June 16, 1977, in Van Nuys, and was raised in Castaic. He attended Castaic Union School, Arroyo Seco Junior High and Saugus High, from which he graduated in 1995.

After graduation, he attended the University Technological Institute in Phoenix, Ariz., where he studied computer-assisted drafting and specialized in structural engineering.

He then took a job with the Omni Design Group in San Luis Obispo.

On his mother's side, Robert was the grandson of the late Lawrence Cordova, a member of the pioneering Cordova family in Castaic.

On his father's side, he was the great-great-great grandson of Henry Mayo Newhall, founder of the town of Newhall in 1876; he was also the great-grandson of Arthur S. Chesebrough, superintendent of the Newhall Ranch in the 1920s; and he was the grandson of Robert Newhall Chesebrough Sr., a prominent local landowner and rancher who passed away in 1996.

As a teenager, Robert achieved the rank of Eagle Scout with Castaic's Troop 583, Order of the Arrow – Malibu Lodge.

He continued his good works as an adult. During the past three years, he has served as a director of the Henry Mayo Newhall Foundation, a family foundation in San Francisco that annually donates hundreds of thousands of dollars to charitable organizations in the Santa Clarita Valley.

On July 4, 2014, Robert was married to Crystal Delmastro in a wedding ceremony held on the Chesebrough Farm in Templeton.

In addition to his wife, Robert is survived by his parents, Robert Newhall Chesebrough, Jr, and Donna Sue Cordova Chesebrough, now living in Templeton, California; by his younger brother John Marcus Chesebrough, his wife, Amy, and their children Annie Rose and James Marcus Chesebrough. all of Castaic; by his youngest brother Lawrence Cody Chesebrough, of Aliso, California; and by his grandmother, Betty Rose Cordova, and his aunt Nancy Cordova, both of Castaic.

Family and friends are invited to a viewing to be held Thursday, November 20, from 4 p.m. to 8 p.m. at Kuehl-Nicolay Funeral Home, 1703 Spring Street, Paso Robles.

A memorial service will be held on the following morning, Friday, November 21, at 10 am, also at the Kuehl-Nicolay Funeral Home.