| Official Name: | Rykene |
| Other Name: | Rygene |
| Settlement Type: | Village |
| Pushpin Map: | Agder#Norway |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location of the village |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Name1: | Southern Norway |
| Subdivision Name2: | Agder |
| Subdivision Type3: | District |
| Subdivision Name3: | Østre Agder |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Arendal |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Area Total Km2: | 0.75 |
| Population As Of: | 2016 |
| Population Total: | 724 |
| Population Density Km2: | 965 |
| Postal Code Type: | Post Code |
| Postal Code: | 4821 Rykene |
| Coordinates: | 58.4097°N 8.6384°W |
| Elevation M: | 36 |
| Elevation Footnotes: | [1] |
Rykene or Rygene is a village located along the river Nidelva in Agder county, Norway. The village is primarily located in Arendal municipality, but a small portion of the village lies across the river in the neighboring municipality of Grimstad. Rykene is located about north of the town of Grimstad and about the same distance south of the city of Arendal. Historically, the village grew up due to its close proximity to forests as the timber was floated down river to the sawmills in Rykene.[2] The village of Lindtveit lies about to the northwest, the village of Løddesøl lies about to the north, the village of Gjennestad lies about to the northeast. The village sits at the junction of Norwegian County Road 407 and Norwegian County Road 408.
The 0.75km2 village has a population (2022) of 763 which gives the village a population density of . An area of 0.05km2 lies in Grimstad with 22 residents while the rest of the village lies in Arendal on the north side of the river.[3]
The village sits along the river Nidelva, at a waterfall called Rygene. The village used to have the same name as the waterfall, but the spelling of the village was later changed to Rykene. The name comes from the Old Norse name: rjúkandi which means "smoking", possibly referring to the mist at the base of the waterfall. The name has the same etymology as the municipality of Rjukan.[4] The waterfall has since been dammed and now is the site of the Rykene Power Station which has a maximum output of and a mean annual output of .
The local sports team is Rygene IL. The historic Øyestad Church is located just outside of the village.