| McGowan | J. | Shoemaker | Victoria Plains & Dandaragan | 1882 | Herald Almanack |
| McGowan | J. | Miner | Star of East, Nannine | 1897 | Witton's Directory |
| McGowan | P. | Shoemaker | Irwin & Dongara | 1873 | Herald Almanack |
| McGowan | P. | Shoemaker | Irwin & Dongara | 1874 | Herald Almanack |
| McGowan | P. | Mail Contractor | Bunbury & Australind | 1874 | WA Almanack |
| McGowan | P. | Shoemaker | Irwin & Dongara | 1875 | Herald Almanack |
| McGowan | P. | Farmer | Bunbury | 1875 | Herald Almanack |
| McGowan | P. | Shoemaker | Irwin & Dongara | 1875 | WA Almanack |
| McGowan | P. | Farmer | Bunbury | 1875 | WA Almanack |
| McGowan | P. | Shoemaker | Irwin & Donarra | 1876 | Herald Almanack |
| McGowan | P. | Farmer | Bunbury | 1876 | Herald Almanack |
| McGowan | Peter | Bootmaker | Victoria Plains | 1887 | WA Almanack |
| McGowan | Peter | Bootmaker | Victoria Plains | 1888 | WA Almanack |
| McGowan | Peter | Bootmaker | Victoria Plains | 1889 | WA Almanack |
| McGower | Peter | Farmer | Victoria Plains | 1886 | WA Almanack |
| McGrath | - | Farmer | Greenough | 1877 | Herald Almanack |
| McGrath | - | Farmer | Victoria District (Greenough) | 1877 | WA Almanack |
| McGrath | - | Farmer | Greenough | 1878 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1879 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1880 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1881 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1882 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1883 | Herald Almanack |
| McGrath | - | Farmer | Greenough | 1884 | Herald Almanack |
| McGrath | - | Farmer | Pingelly | 1897 | Witton's Directory |
| McGrath | - | Permanent Way, G.S. Railway | Pingelly | 1897 | Witton's Directory |
| McGrath | B. | | Karridale | 1897 | Witton's Directory |
| McGrath | Bros | Graziers, Peake Station | Onslow | 1897 | Witton's Directory |
| McGrath | E. | Sawyer | Blackwood | 1877 | Herald Almanack |
| McGrath | E. | Sawyer | Blackwood (Including Bridgetown) & Warren | 1877 | WA Almanack |
| McGrath | E. | Sawyer | Blackwood, Warren & Bridgetown | 1878 | Herald Almanack |
| McGrath | E. | Sawyer | Bridgetown | 1879 | Herald Almanack |
| McGrath | E. | Sawyer | Wellington District (Blackwood (Including Bridgetown) & Warren) | 1879 | WA Almanack |
| McGrath | E. | Sawyer | Bridgetown | 1880 | Herald Almanack |
| McGrath | E. | Sawyer | Wellington (Blackwood (Including Bridgetown) & Warren) | 1880 | WA Almanack |
| McGrath | E. | Sawyer | Bridgetown | 1881 | Herald Almanack |
| McGrath | E. | Sawyer | Wellington District (Blackwood including Bridgetown & Warren) | 1881 | WA Almanack |
| McGrath | E. | - | Bridgetown | 1882 | Herald Almanack |
| McGrath | E. | Sawyer | Wellington District (Blackwood (Including Bridgetown) & Warren) | 1882 | WA Almanack |
| McGrath | E. | Sawyer | Bridgetown | 1883 | Herald Almanack |
| McGrath | E. | Sawyer | Bridgetown | 1884 | Herald Almanack |
| McGrath | E. | Sawyer | Wellington District (Blackwood including Bridgetown & Warren) | 1884 | WA Almanack |
| McGrath | E. | Sawyer | Wellington District (Blackwood including Bridgetown & Warren) | 1886 | WA Almanack |
| McGrath | E. | Sawyer | Blackwood (Including Bridgetown & Warren) | 1887 | WA Almanack |
| McGrath | E. | Sawyer | Bunbury (Blackwood including Bridgetown & Warren) | 1888 | WA Almanack |
| McGrath | E. | Sawyer | Bunbury, Etc. (Blackwood including Bridgetown & Warren) | 1889 | WA Almanack |
| McGrath | Ed | Sawyer | Bridgetown | 1897 | Witton's Directory |
| McGrath | Edwd. | Sawyer | Bridgetown | 1885 | Herald Almanack |
| McGrath | J. | Farmer | Victoria District (Greenough) | 1867 | WA Almanack |
| McGrath | J. | Farmer | Victoria District (Greenough) | 1868 | WA Almanack |
