
Mildred June was born on December 23, 1905, in St Louis, Missouri. When she was a child her family moved to Kansas and eventually settled in California. She attended Hollywood high school and took dancing lessons. At the age of fifteen Mildred was discovered by producer Mack Sennett. She became one his bathing beauties and worked as an extra in his films. Mildred appeared in dozens of short films including Dog Shy with Charley Chase and Hook and Ladder with Hoot Gibson. She also starred in a series of two reel comedies with Billy Bevan. Although she enjoyed making comedies she dreamed of becoming a dramatic actress. Mildred married Herbert Edward Capps, a twenty-five year old dentist, in 1922. The following year she was given the lead in the drama The Greatest Menace.
She was signed by Universal studios but her career never took off. Mildred returned to Mack Sennett's studio and appeared in the 1927 comedy Crazy To Act. She divorced her husband and had a brief romance with with real estate executive Jimmy Houston. Unfortunately by 1928 she was unemployed and battling a serious alcohol problem. Mildred married her second husband, Bud Sheehan, in 1930. Sadly he passed away a few years later. In 1936 she had a bit part in the Laurel and Hardy film Our Relations. It would her last acting role. On June 19, 1940 Mildred passed away from cirrhosis of the liver caused by her alcoholism. She was only thirty-four years old. Mildred was cremated and her ashes were buried at Hollywood Forever cemetery in Hollywood, California.

Fashionable Fakers
1923 · as Clara Ridder

Be Reasonable
1921 · as The Only Girl

Rich Men's Wives
1922 · as Estelle Davenport

Love, Honor and Behave
1920 · as (uncredited)

Dog Shy
1926 · as The Girl

Hook and Ladder
1924 · as Sally Drennan

The Battling Kangaroo
1926 · as Limber Lucy

Troubles of a Bride
1924 · as Mildred Patterson

Down on the Farm
1920 · as Minor Role

Crazy to Act
1927 · as Ethel St. John

Matrimony Blues
1926

A Deep Sea Panic
1924

When Seconds Count
1927 · as Elinor

Crinoline and Romance
1923 · as Birdie Bevans

Manslaughter
1922 · as New Year's Guest (uncredited)

The Crossroads of New York
1922 · as Waitress

Nip and Tuck
1923 · as Tuck's wife

The House of Flickers
1925