There is a proper noun, a surname splled Grames.
The plural of the unit of weight is grams.
The cookies made with graham flour are grahams, or graham crackers.
grames
Grames
90g = 3.17oz
21,000 grams
150 grames
6000 grams
there 1,000 grams in a kilogram
31.1g
1,000
3500g = 3.5kg
2.64 oz
No it is a unit of weight.