| Meaning | laughter, he will laugh |
| Origin | Hebrew |
| Gender | Boy |
| Popularity | Moderate |
| Length | 5 |
| Syllables | 2 |
| Syllabification | Is-sac |
Intelligence and thoughtfulness seem woven into the very fabric of this name. Issac suggests depth, a contemplative nature, and an old soul quality that many parents find deeply appealing. The double 's' adds visual interest and a slight variation to a well-established name, making it feel both familiar and fresh simultaneously. This spelling choice demonstrates attention to detail, a quality that often extends to how parents approach raising their child. Issac carries scholarly connotations without feeling stuffy or overly serious. It's equally at home in creative fields as in scientific ones, offering flexibility for whatever path your son chooses to pursue. The name has a gentle strength about it, suggesting someone who leads through wisdom rather than force. It photographs beautifully on paper, with a balanced look that appeals to aesthetic sensibilities. Many families appreciate how Issac bridges different cultures and time periods, feeling neither too modern nor too ancient. The name encourages others to look beyond surface impressions, much like the thoughtful individuals who often bear it.
| Ike |
| Zack |
| Izzy |
| I.C. |
| Isaac Newton | English physicist and mathematician |
| Isaac Asimov | American writer and biochemist |
| Isaac Hempstead-Wright | British actor known for his role as Bran Stark in "Game of Thrones" |
| Isaac Mizrahi | American fashion designer |
| Isaac Rosenberg | English poet and painter |
| Isaac Stern | Ukrainian-born American violinist |
| Isaac Bashevis Singer | Polish-American writer and Nobel laureate in literature |
| Isaac Hayes | American singer-songwriter and actor |
| Isaac Brock | American musician and lead vocalist of the band Modest Mouse |
| Isaac Kappy | American actor and musician |
| Isaac Bober | Australian journalist and automotive writer |
| Isaac Watts | English hymn writer and theologian |
| Isaac Hanson | American musician and member of the band Hanson |
| Isaac Israels | Dutch painter |
| Isaac R. Trimble | American Civil War general |
| Isaac C. Kidd | American Rear Admiral and casualty of the Pearl Harbor attack |
| Isaac Clarke | Protagonist of the video game series "Dead Space" |
| Isaac Mendez | Character from the TV series "Heroes" |
| Isaac Lahey | Character from the TV series "Teen Wolf" |
| Isaac Netero | Character from the manga and anime series "Hunter x Hunter" |
| Isaac Sumdac | Character from the TV series "Transformers - Animated" |
| Isaac Washington | Character from the video game "House of the Dead - Overkill" |
| Isaac Morton | Character from the TV series "The O.C" |
| Isaac Heller | Character from the TV series "Gotham" |
| Isaac Parrish | Character from the TV series "Eureka" |
| Isaac Kleiner | Character from the video game series "Half-Life" |
| Isaac Larian | Character from the TV series "Suits" |
| Isaac Hempstead | Character from the TV series "Only Fools and Horses" |
| Isaac Davis | Protagonist of the film "Manhattan" |
| Isaac Rothe | Character from the book series "Midnight Breed" |
| Isaac Steiner | Character from the TV series "The Walking Dead" |
| Isaac Twumasi-Ankrah | Character from the TV series "The Crown" |