Langham Square (Chinese: 朗豪坊) (formerly known as South Unionville Square) is a 500,000-square-foot (46,000 m2) Asian-themed shopping, office and residential complex in Markham, Ontario, Canada. It is located at the intersection of Kennedy Road and South Unionville Avenue, which is north of the 407 ETR and east of Downtown Markham. Its Chinese name “朗豪坊” echoes Langham Place, a shopping and office complex located in Mong Kok, Hong Kong.