Wyssachen

Infobox Swiss town
subject_name = Wyssachen
municipality_name = Wyssachen
municipality_type = municipality
imagepath_coa = Wyssachen-coat of arms.svg|pixel_coa=


languages = German
canton = Berne
iso-code-region = CH-BE
district = Trachselwald
lat_d=47|lat_m=5|lat_NS=N|long_d=7|long_m=50|long_EW=E
postal_code = 4954
municipality_code = 0960
area = 11.69
elevation = 707|elevation_description=
population = 1227|populationof = January 2005 | popofyear = 2005
website = www.wyssachen.ch
mayor = |mayor_asof=|mayor_party=
mayor_title = |list_of_mayors =
places =
demonym =
neighboring_municipalities= Dürrenroth, Eriswil, Huttwil, Sumiswald
twintowns = |

Wyssachen is a municipality in the district of Trachselwald in the Swiss canton of Bern.