Þorvaldur
Þorvaldur is an Icelandic masculine given name and may refer to:
- Þorvaldur Örlygsson, Icelandic football midfielder
- Þorvaldur Sigbjörnsson, Icelandic footballer
- Þorvaldur Skúlason, Icelandic painter
- Þorvaldur Thoroddsen, Icelandic geologist and geographer
- Þorvaldur Gylfason, Icelandic economist and composer