| Polskie Radio Program I (PR1) | |
| City: | Warsaw |
| Area: | Poland Nationally on analogue FM and longwave, digital DAB+ & via online streaming |
| Branding: | Jedynka (One) |
| Airdate: | 18 April 1926 |
| Frequency: | LW
|
| Format: | News, Current Affairs, Talk, Culture, Science, Music, Entertainment, Easy listening, Soft AC |
| Language: | Polish |
| Owner: | Polskie Radio |
| Sister Stations: | Dwójka Trójka Czwórka |
| Website: | Jedynka |
| Webcast: | Live Stream |
Polskie Radio Program I, known also as PR1 or radiowa Jedynka is a radio channel broadcast by the Polish public broadcaster, Polskie Radio. It is dedicated to information and easy listening music. Program I began test transmissions on 1 February 1925, and began regular transmissions on 18 April 1926 (as Polskie Radio Warszawa), one year after Polskie Radio was founded.
Some of its broadcasts have decades-old traditions and are quite famous, such as Matysiakowie, W Jezioranach.