As 2018 comes to an end, it's a good time to reflect on the stars and public figures we lost this year.

While we say goodbye to these celebrities, the memories we have of their impressive careers will only grow stronger with time.

May they rest in peace.

Note: This list is in alphabetical order by first name.

Anthony Bourdain

While Bourdain found fame and success as an author, celebrity chef, and television host, longtime friends say he secretly struggled with depression before dying by suicide at age 61.

Avicii

The hugely popular Swedish DJ and music producer (real name Tim Bergling) died by suicide at age 28, following several years of suffering from mental health struggles and chronic pain.

Aretha Franklin

Dubbed "the Queen of Soul," Franklin had countless chart-topping hits in a career that stretched back to the 1960s, but will always be remembered best for "Respect". She died at age 76 from a pancreatic neuroendocrine tumor.

Bill Daily

Daily, who starred in several classic sitcoms including I Dream of Jeannie and The Bob Newhart Show, died from natural causes at age 91.

Billy Graham

The world-renowned evangelist and minister who became a spiritual adviser to several presidents died at age 99. Graham had been treated for cancer, pneumonia, and Parkinson's disease for several years.

Bradford Dillman

Dillman had a decades-long acting career, which included starring roles in films like Compulsion and onstage in the original cast of Long Day's Journey Into Night. He died from complications of pneumonia at age 87.

Burt Reynolds

One of the most popular and profitable actors of the "˜70s and "˜80s, Reynolds starred in classics like The Longest Yard and Smokey and the Bandit. He died following a heart attack at age 82.

Charlotte Rae

Rae played the doting housekeeper Mrs. Garrett on both Diff'rent Strokes and The Facts of Life. She died at age 92 following a battle with bone cancer.

Doreen Tracey

One of the original Mouseketeers from The Mickey Mouse Club, Tracey died of pneumonia after after living with cancer for years. She was 74.

Dolores O'Riordan

As the lead singer for the Irish band The Cranberries, O'Riordan's unique voice helped make songs like "Zombie" international hits. She died at age 46, and the cause was later revealed to be accidental drowning.

David Ogden Stiers

He made us laugh as Major Charles Emerson Winchester III on MASH, and later provided the voices for several Disney characters, including Cogsworth from Beauty and the Beast. Stiers died of bladder cancer at age 85.

Dorothy Malone

This actress won an Oscar for her part in Written on the Wind, and also starred on the soap opera Peyton Place. She died just days before her 94th birthday in a Dallas care home, reportedly from natural causes.

Frank Parker

Parker, who spent 25 years on Days of Our Lives after appearing on General Hospital and The Young and the Restless, died from complications of Parkinson's disease at age 79.

George H.W. Bush

The 41st president of the United States, and the father to President George W. Bush, Bush Sr. is remembered for his dedicated service to America, including as a U.S. Navy pilot in World War Two.

Bush died from complications of Parkinson's disease at age 94. His longtime wife, former First Lady Barbara Bush, also died this year at age 92, following a hospitalization for pneumonia.

Harry Anderson

Anderson was a comedic actor and magician known best for playing Judge Harry Stone on Night Court. He died at age 65 following several strokes and a serious bout of influenza.

Jerry Van Dyke

The younger brother of sitcom star Dick Van Dyke, Jerry often appeared alongside his sibling, but had his own impressive career as a character actor. Van Dyke died of heart failure at age 86.

John Mahoney

This actor is best remembered for playing Kelsey Grammer's father on Frasier, but also had an extensive career in film. He died at age 77 from complications of throat cancer.

John McCain

A longtime senator, McCain served as a pilot in the Vietnam war and was taken prisoner after his plane crashed. He died at age 81 from brain cancer.

Kate Spade

The much-beloved fashion designer was found dead from suicide in June. She was just 55 years old.

Katherine MacGregor

This actress played the crusty Harriet Oleson on Little House on the Prairie. She passed away at her California rest home at age 93. No cause was given.

Ken Berry

The star of Mama's Family and F Troop was also a Korean War veteran. He died at age 85, while the cause has not been disclosed.

Mac Miller

Miller (real name Malcolm McCormick) was a rapper and singer known for hits like "Best Day Ever", as well as for dating singer Ariana Grande. He died at age 26 from a drug overdose.

Margot Kidder

Early in her acting career, Kidder was a "scream queen" who starred in horror hits like Black Christmas and The Amityville Horror. But the role of her life proved to be as reporter Lois Lane in the Superman films. Kidder was found dead at age 69, and her death was later ruled to be a suicide.

Marty Balin

Balin, one of the co-founders of the psychedelic rock band Jefferson Airplane, died in September at age 76. No cause was released by his family.

Neil Simon

As a playwright, Simon became a household name for his many hits, including The Odd Couple. The play inspired several films and TV series. Simon died as a result of complications of pneumonia and Alzheimer's disease. He was 91.

Peggy McCay

The Days of Our Lives star cut her teeth with roles on Perry Mason and Gunsmoke before starring in hundreds of episodes of the soap. A five-time Daytime Emmy nominee, McCay died of natural causes at age 90.  

Reg E. Cathey

Cathey was a character actor remembered best for parts in TV series like House of Cards and Luke Cage, as well as in films like The Mask. He reportedly died from lung cancer, and was 59.

Richard "Old Man" Harrison

Known as the cantankerous pawn store owner from the reality show Pawn Stars, Harrison's son Rick called him his "hero" after his death from complications of Parkinson's disease at age 77.

Ricky Jay

The magician and actor best known for his roles in Boogie Nights and Deadwood died of natural causes. He was 72.

R. Lee Ermey

Ermey, a real life Staff Sergeant in the U.S. Marine Corps, won a Golden Globe for his iconic performance in Full Metal Jacket. In later years, Ermey took on more comedic roles, including the toy soldier Sarge from Toy Story. He died from complications of pneumonia at age 74.

Robin Leach

As the host of Lifestyles of the Rich and Famous, Leach gave TV viewers a glimpse into the everyday lives of celebrities, which often included "champagne wishes and caviar dreams." He died at age 76 from complications of a stroke he suffered in 2017.

Roy Clark

Hee Haw star and guitarist Roy Clark died at age 85, due to complications of pneumonia.

Scott Wilson

While Wilson's acting career lasted for more than five decades, he was best remembered for playing Hershel Greene on The Walking Dead. Wilson died from leukemia at age 76.

Stan Lee

Lee's characters created for Marvel Comics, including Spider-Man, Black Panther, and the Incredible Hulk, continue to inspire the world's most popular film franchise. Lee died from cardiac arrest related to pneumonia at age 95.

Stephen Hawking

The world-renowned physicist and bestselling writer of books like A Brief History of Time died at age 76. For decades, Hawking had lived with a chronic variety of the degenerative condition ALS.

Tab Hunter

A Hollywood heartthrob in the 1950s, Hunter came out as gay in 2005, and his fascinating career was the focus of the documentary Tab Hunter: Confidential. Hunter died just days before his 87th birthday from deep vein thrombosis.

Verne Troyer

Troyer was born with a condition called cartilage-hair hypoplasia, which left him only 2 feet 8 inches tall. He famously played Mini-Me in the Austin Powers film series, and later appeared on several reality shows. Troyer died at age 49, and the cause was eventually revealed to be suicide.

May all of the stars we lost this year rest in peace.