姚錫光 Yáo Xīguāng 姚錫光 (號 Shíquán 石荃), late-Qīng jǔrén and reform-era official who served as guānchá (intendant) in the northern capital region. Elder brother of the physician 姚龍光 Yáo Lóngguāng (author of KR3ep094).