Monogram - Not married

According to Cranes Blue Book of Stationary, the proper monogram for an individual that is not married is first name initial, larger last name initial, and middle initial (respectively). 

Susan Ashley Granger monograme would be as follows

SGA

Monogram - Married Woman

The correct initials for married women to use, are those which represent her first name, maiden name and married last name.  If all of the initials are the same size, then they appear in that order.  However, if you choose a monogram style where the center initial is larger, then the initial order should be first name initial, larger married last name initial, and maiden initial (respectively). 

Nina Spooner Johnson's (Spooner being her maiden) monogram would be as folows

Same Size

NSJ

Traditional

NJS

Monogram - Husband and Wife

When you are using a monogram to incorporate both a husband and wife's initials, the correct order is wife's first name initial, the larger joint married last name initial, then the husband's first name initial. The wife's initial will always go first.

Kate and Alton Richards monogram would be as follows:

KRA

Monogram - Males Initials

The correct order of initials for a male to use is his first name initial, middle name initial and then last name initial if you will embroidering all letters the same size. However, if you would like to monogram the initials with the middle letter larger, the order to use is first name initial, larger last name initial, and then middle name initial.

Michael David Holland

Same size

MDH

Monogramed

MHD

Please make a not in the comments section of the order form if you would like the letters to appear the same height.