There are more than one band using the name Siamese:

1)
We Are SIAMESE from Copenhagen, Denmark. Previously known as Siamese Fighting Fish. Pre-order our new album on www.siameseband.shop

"Copenhagen's SIAMESE have an incredible spirit and deliver a crystal-clear, anthemic sound. More refreshing than a dip in the Nyhavn harbour!"
- Alex Baker, Kerrang! Radio

"Instantly Catchy Tunes"
- Sophie K., Kerrang!

2)
An ambient experimental project of Grayson Gilmour, from Wellington, NZ.

3)
A third one is a Japanese rock duo formed in 1997.

4)
Detroid-based darkwave/post-punk band formed in 2014 with latest release Hollow in 2022. More info: https://siamesedetroit.bandcamp.com/