Olamsurhy, formerly known as Kausy, is a village in Döwletli District, Lebap Province, Turkmenistan. It is located on the right bank of the Amu Darya River, less than 5 km east of Dostluk, circa 35 km southwest of Döwletli, and circa 30 km west of the Afghanistan-Turkmenistan border. In 2022, it had a population of 4,571 people.
On 25 November 2017, Beýik Türkmenbaà Ây District was abolished and its territories, including Burguçy Rural Council, were transferred to Döwletli District.
On 9 November 2022, Döwletli District was abolished and its territories were divided between Hojambaz and Köýtendag Districts. Olamsurhy went under the administration of Köýtendag District. On 19 September 2025, Döwletli District was re-established and the territorial changes were reverted.
Olamsurhy is served by the Burguçy railroad station and is located a short distance from the P-37 highway connecting Kerki and Kelif.
Olamsurhy is part of a rural council along with three other villages: