Question: The gentleman born circa 1280 at the castle located 1km east of the village of Closeburn and 2km south-east of Thronhill was 1st cousin of what famous Scotsman?

Context paragraphs:
Niedźwiedzkie, Olecko County: Niedźwiedzkie (German: "Niedzwetzken" , from 1926-45 "Bärengrund") is a village in the administrative district of Gmina Wieliczki, within Olecko County, Warmian-Masurian Voivodeship, in northern Poland.  It lies approximately 1 km south-east of Wieliczki, 9 km south-east of Olecko, and 139 km east of the regional capital Olsztyn.

Markopoulo, Cephalonia: Markopoulo (Greek: Μαρκόπουλο ) is a village and a community in the southeastern part of the island of Cephalonia, Greece.  It is situated at the southeastern foot of Mount Ainos, at about 250 m elevation.  The community consists of the villages Markopoulo (population 85 in 2011), Kateleios (pop.  36) and the beach village Kato Kateleios (pop.  156).  Markopoulo is located 1 km east of Chionata, 2 km west of Kateleios, 2 km northwest of Kato Kateleios, 6 km west of Skala and 9 km southwest of Poros.

Closeburn Castle: Closeburn Castle is a tower house, probably of the 14th century, but possibly older, and is one of the oldest continually inhabited houses in Scotland.  The castle is located 1 km east of the village of Closeburn, and 2 km south-east of Thornhill, in Dumfries and Galloway, south-west Scotland.

Roger de Kirkpatrick: Sir Roger de Kirkpatrick of Closeburn (fl.  14th century) was a Scottish gentleman, a 3rd cousin and associate of Robert the Bruce, and a 1st cousin of Sir William Wallace.  He was born circa 1280 at the Kirkpatrick stronghold of Closeburn Castle.

Mykines, Greece: Mykines (Greek: Μυκήνες, before 1916: Χαρβάτι - "Charvati") is a village and a former municipality in Argolis, Peloponnese, Greece.  Since the 2011 local government reform it is part of the municipality Argos-Mykines, of which it is a municipal unit.  The municipal unit has an area of 159.033 km.  It is located 1 km west of the ancient site of Mycenae and 2 km east of the highway linking Argos and Corinth.  It is 9 km north of Argos.

Rudnica, Lubusz Voivodeship: Rudnica (German "Hammer - Solecka" ) is a village in Poland, in the Krzeszyce gmina, Sulęcin County, Lubusz Voivodeship.  It is 4 km east of the village of Kołczyn and 14 km south-west of Gorzów Wielkopolski.  It is located 1 km east of the Lubniewka River, a regional tributary of the Warta River, and 2 km southward from the railway line leading from Gorzów Wielkopolski to Kostrzyn nad Odrą.

Brzeziczki: Brzeziczki is a village in the administrative district of Gmina Piaski, within Świdnik County, Lublin Voivodeship, in eastern Poland.  It lies approximately 1 km east of Piaski, 14 km south-east of Świdnik, and 24 km south-east of the regional capital Lublin.

Lunde, Vest-Agder: Lunde is a village in Søgne municipality in Vest-Agder county, Norway.  The village is located along the European route E39 highway and along the river Lundeelva.  The village is surrounded by several other villages that together form the greater Søgne urban area.  The village of Lohne lies about 2 km to the west, Vedderheia lies about 1 km to the north, Eig lies about 1 km to the southeast, and Tangvall lies about 2 km to the east.  The village of Ausviga lies about 2 km to the south, but it is not part of the greater Søgne urban area.

Hesledon Moor West: Hesledon Moor West is a Site of Special Scientific Interest in the Easington district in east County Durham, England.  It is located 1 km east of the village of South Hetton, some 12 km south of Sunderland and a little under 2 km south-west of Hesledon Moor East SSSI.

Comlongon Castle: Comlongon Castle is a tower house dating from the later 15th century or early 16th century.  It is located 1 km west of the village of Clarencefield, and 10 km south-east of Dumfries, in south west Scotland.  The original tower has been extended by the addition of a baronial style mansion, completed around 1900.  Originally built by the Murrays of Cockpool, it remained in the Murray family until 1984.  It was subsequently restored, having been vacant for some time, and the castle and mansion are now a hotel.

Supporting paragraphs: Roger de Kirkpatrick Closeburn Castle
Answer: Sir William Wallace