HiOn the 1891 Census there is an Andrew JOHNSTON born Sweden, aged 46, married, occupation Ship's Rigger. This might be your man. I will see if I can find his wife for you.CheersKarenlee
Okay, this looks promising...1891 Census England Lincolnshire Great GrimsbyRG12/2613/32/316 Fildes StreetJOHNSONMargaret Head Marr 41 Lincolnshire North ThoresbyAndrew E? Son Unmarr 21 Tinner's Foreman Lincolnshire GrimsbyJames A Son Unmarr 18 Shipsmith's Apprentice Lincolnshire GrimsbyCharles William Son Unmarr 9 Scholar Lincolnshire GrimsbyNellie Dau Unmarr 7 Scholar Lincolnshire GrimsbyCheersKarenlee