Tytsjerksteradiel
Tytsjerksteradiel is a municipality in the province of Friesland in the Netherlands. It is named after the town of Tytsjerk, whose name is derived from a person named Tiete. Tiete was a daughter of Tryn, after whom the region is named. The other villages in Trynwâlden are also named after Tryn's children: Oentsjerk, Gytsjerk, Readtsjerk, Aldtsjerk, Ryptsjerk. A statue of Tryn and her children is placed in Oentsjerk next to the mainroad. Tsjerk is the West Frisian word for Church. Until 1989 the official name of the municipality was Tietjerksteradeel, the Dutch name; the current official name is West Frisian. The largest village in the municipality is Burgum.
Population centers
The administrative centre and largest village in the municipality is Burgum.| Official name | Dutch name | Population |
| Aldtsjerk | Oudkerk | 656 |
| Bartlehiem | Bartlehiem | c. 70 |
| Burgum | Bergum | 9990 |
| Earnewâld | Eernewoude | 391 |
| Eastermar | Oostermeer | 1586 |
| Feanwâldsterwâl | Veenwoudsterwal | - |
| Garyp | Garijp | 1916 |
| Gytsjerk | Giekerk | 2344 |
| Hurdegaryp | Hardegarijp | 4828 |
| Jistrum | Eestrum | 945 |
| Mûnein | Moleneind | 689 |
| Noardburgum | Noordbergum | 2228 |
| Oentsjerk | Oenkerk | 1755 |
| Ryptsjerk | Rijperkerk | 786 |
| Sumar | Suameer | 1424 |
| Suwâld | Suawoude | 672 |
| Tytsjerk | Tietjerk | 1569 |
| Wyns | Wijns | 208 |
Hamlets
- Altenburch
- De Joere
- Gytsjerksterhoeke
- Iniaheide
- It Heechsân
- It Wytfean
- Kûkherne )
- Noardermar
- Lytse Geast
- Quatrebras
- Sânhuzen
- Sigerswâld
- Skûlenboarch
- Sumarreheide
- Swarteweisein
- Tergrêft )
Main sights
- Wyns, Aldtsjerk, Jistrum, Eastermar, Oentsjerk, Burgum and Gytsjerk are home to medieval churches
- The villages Aldtsjerk, Earnewâld, Ryptsjerk, Sumar, Tytsjerk and Wyns are home to mills.
- The Burgumer Lake
- The Museum for Folklore in Earnewâld
- The Skûtsje-Museum in Earnewâld
- The Heimatmuseum with an Observatory in Burgum.
Notable people
- Adriaen van Cronenburg a Northern Netherlandish painter of portraits
- Rombertus van Uylenburgh academic and father-in-law of Rembrandt
- Jurjentje Aukes Rauwerda a Dutch prostitute and procurer. Ran the largest brothel in Amsterdam
- Tsjibbe Gearts van der Meulen writer, poet, clock-maker, book seller, printer and publisher
- Piet Bouman a Dutch amateur football player who competed in the 1912 Summer Olympics
- Enneüs Heerma a Dutch politician
- Henk Stallinga a Dutch multidisciplinary contemporary artist
- Marjon Wijnsma a retired Dutch heptathlete
- Doutzen Kroes a Dutch model, actress, activist and philanthropist