| MADERER | gathered and sold garlic |
| MAID | female domestic servant |
| MAIL GUARD | armed guard, frequently an ex-soldier, employed on the mail coach service |
| MAISE MAKER | one who made measures for weighing herring catch |
| MALEMAKER | maker of 'Males' or travelling bags |
| MALENDER | farmer |
| MALSTER | brewer, maker or seller of malts |
| MANCIPLE | steward |
| MANGLE KEEPER | woman who offered use of the mangle for a fee |
| MANGLER | works a mangle |
| MANGO | slave dealer |
| MANTUAMAKER | dressmaker |
| MARBLER | one who stained paper or other material, veined in imitation of marble |
| MARSHALL | horse doctor of shoe-smith |
| MARSHMAN | paid by various landowners to look after marshlands and tend the animals put to graze there for the season |
| MASHMAKER | maker of the mash-vats or mashels used for mixing malt |
| MASON | stonecutter |
| MASTER | one of three grades of skill recognised by the Guild of Crafts |
| MASTER LUMPER | contractor of labourers at cheap rate of pay |
| MASTER MARINER | ship's captain |
| MATCHET FORGER | Knife maker |
| MAWER | mower |
| MEALMAN | dealer in meal or flour |
| MELDER | corn miller |
| MERCATOR | merchant |
| MERCER | cloth seller |
| METERER | poet |
| MIDWIFE | experience woman who assists in child birth |
| MILESMAN | railway worker who had a length of railway track to keep in good order |
| MILLER | corn miller, cloth miller, saw miller |
| MILLERESS | miller's wife |
| MILLERS CARMAN | drove carrier to deliver the flour or seed to the customers |
| MILLNER | maker of women's hats |
| MILLPECK | sharpener of mill stones |
| MILLWRIGHT | designer & builder of mills or mill machinery |
| MILSTONE INSPECTOR | vagrant, a gentleman of the road |
| MINTMAKER | issuer of local currency |
| MINTMASTER | issuer of local currency |
| MIXER | bartender |
| MOCADO WEAVER | weaver of woollen cloth used for making clothes 16-17th century. |
| MOLITOR | miller |
| MONDAYMAN | one who worked for landowner on Mondays in lieu of rent |
| MONGER | dealer (i.e., fish) |
| MOULDER | maker of moulds or castings, brick maker |
| MOUNTEBANK | seller if ineffectual patent medicines |
| MUDLARK | sewer cleaner, riverbank scavenger |
| MUFFIN MAKER | maker who made muffins |
| MUFFIN MAN | itinerant seller of muffins |
| MUGGLER | Pig man |
| MUGSELLER | seller of cups, mugs |
| MULE MINDER | minded the spinning mules in the cotton mills |
| MULESKINNER | teamster |
| MULETEER | mule driver |
| MULTURER | miller |
| MUSICKER | musician |
| MUSTARDER | made and dealt in mustard |
| MUSTARDMAN | made and dealt in mustard |
