Sydney A. Steinhurst, age 15, of Raymore, Missouri, passed away on Wednesday, January 24, 2018, with her family by her side at the Children's Mercy Hospital of Kansas City, Missouri.

Funeral service will be held at 1:00 p.m., with visitation from 12:00-1:00 p.m., Saturday, February 3, 2018, at Cullen Funeral Home, Raymore, Missouri. Interment will take place at the Raymore Cemetery.

Sydney was born on March 6, 2002, in Kansas City, Missouri. She was the daughter of Gary and Marnie (Flakes) Steinhurst.

Sydney was a freshman at the Raymore-Peculiar High School in Peculiar, Missouri.

She was on the Ray-Pec Cross Country Team at the high school. Previously, she ran Cross Country at East Middle School as well. Sydney also played volleyball for several years through Raymore Parks & Recreation.

In her spare time, Sydney was an avid chess player and runner. She also loved reading, traveling, spending time with her family and friends, bike riding, swimming, roller skating, ping pong, air hockey, movies, shopping, and playing with her beloved dog, Duncan.

Sydney was preceded in death by her infant brother, Gary Winston Steinhurst.

She is survived by her parents, Gary and Marnie Steinhurst; maternal grandparents, H.B. and Mary Flakes; great-great aunt, Jurline Lacy of Dallas, TX; great-aunt, Ann Morris of Jackson, TN; great-aunt, Linda Kincaid of Milwaukee, WI; aunt and uncle, Eddie and Yvette Flakes; along with many cousins, friends, and her furry companion, Duncan.