Big Buddha Statue at Wat Paknam Bhasicharoen (Wat Paknam Phasi Charoen) is a royal wat ('temple') located in Phasi Charoen district, Bangkok, at the Chao Phraya River.

Wat Paknam was established in 1610, during the Ayutthaya period.

In 2012, a huge stupa at the temple, named "Maharatchamongkhon".was built. The stupa has made the temple a popular attraction for international tourists. Since 2017, construction has begun of a large Buddha image, to be placed in front of the stupa. As of 2019, the image was still under construction and was expected to be finished mid 2021. A 69-metre-tall Buddha statue that will be the tallest in Bangkok.