Sirk'i Qullu, Mountain summit in La Paz Department, Bolivia.

Serkhe Khollu is a mountain peak rising to 5,546 meters (18,192 feet) in the Cordillera Real range, located between La Paz and Yanacachi municipalities. The summit features steep rocky slopes and exposed ridges characteristic of the high Andes.

The name Sirk'i Qullu comes from Aymara: sirk'i means wart and qullu means mountain. The summit stands on the border between La Paz Municipality and Yanacachi Municipality in the Pedro Domingo Murillo and Sud Yungas provinces. Alternative spellings include Serkhe Khollu and Serque Qollu.

The name Sirk'i Qullu comes from Aymara: sirk'i, "wart", and qullu, "mountain". The sources record several spellings, including Serkhe Khollu, Serkhe Kkollu and Serque Qollu, which reflect how the Aymara name has been written in Spanish and other records. The peak stands on the border between La Paz Municipality and Yanacachi Municipality in Sud Yungas Province.

Serkhe Khollu lies on the border of La Paz Municipality and Yanacachi Municipality in Sud Yungas Province, northeast of the city of La Paz. Approach routes come from the La Paz side of the range. At 5,546 m, acclimatization and glacier and high-altitude equipment are needed; the sources give no seasonal weather data.

From the summit, climbers can identify Jathi Qullu mountain to the south and the peaks of Wak'ani and Mik'aya to the north. These neighboring summits serve as natural landmarks that help mountaineers understand their location within the broader range.