The first female police officers were employed in the early 20th century. Their main task was to monitor vagrants, many of whom were prostitutes. The monitoring of vagrants was the responsibility of the criminal police, and like all officers of the criminal police, these female officers did not wear a uniform. The criminal police of the Turku Police Department in 1908.

How female police officers should dress is first mentioned in the uniform statute of 1923. During this period, the Ministry of the Interior made these decisions according to need. Students and teachers of a course for female police officers in Helsinki, 1939.

When women began working as patrol officers, they needed uniforms of their own. As there were no previous designs available, their uniforms had to be separately tailored. In 1951, female officers were given a uniform coat with an open collar and a skirt to match. Students of the Police Institute in the early 1960s.

Until the 1980s, female police officers wore a side cap in summer and a fur cap in winter. Female officers were allowed to wear long trousers from 1983 onward.

Female officers could choose between long trousers and a skirt. Early 1980s.