The name Briggs is of English origin. The meaning of Briggs is homestead by the bridge. Briggs is generally used as a boy's name. It consists of 6 letters and 1 syllable and is pronounced Briggs.
Firstly... 1  about 50% of all infants can crawl at 7 months; 2  about 75% can do so at 10 months and. 3  90% of all infants have mastered it at around 11 months.
the reason for this is that not all babies crawl plus it is not a prerequisite to have crawling mastered before another milestone can be reached if a baby is going to crawl the average age range is 7 10 months to develop proficiency