Lyall is a very rare boys' name that peaked in 1929 and has grown less common since.
Lyall is a boy name. In 2025 it ranked #10,287 for boy births in the United States (and #21,198 across all names), given to 7 babies. Lyall first appears in 1912 and peaked in 1929 (16 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 7 | 7 | #10,287 |
| 2024 | 8 | 8 | #9,523 |
| 2022 | 8 | 8 | #9,526 |
| 2008 | 5 | 5 | #13,806 |
| 1994 | 6 | — | #8,393 |
| 1970 | 7 | — | #4,091 |
| 1964 | 5 | — | #4,400 |
| 1963 | 5 | — | #4,406 |
| 1958 | 6 | — | #3,781 |
| 1955 | 6 | — | #3,736 |
| 1954 | 7 | — | #3,334 |
| 1953 | 5 | — | #4,139 |
| 1952 | 6 | — | #3,590 |
| 1951 | 5 | — | #4,050 |
| 1949 | 7 | — | #3,194 |
| 1948 | 5 | — | #3,989 |
| 1943 | 6 | — | #3,427 |
| 1942 | 8 | — | #2,848 |
| 1941 | 7 | — | #3,032 |
| 1940 | 5 | — | #3,761 |
| 1939 | 7 | — | #3,012 |
| 1938 | 5 | — | #3,838 |
| 1934 | 8 | — | #2,870 |
| 1933 | 7 | — | #3,174 |
| 1932 | 6 | — | #3,617 |
| 1931 | 8 | — | #3,004 |
| 1930 | 14 | — | #2,139 |
| 1929 | 16 | — | #1,971 |
| 1928 | 13 | — | #2,340 |
| 1926 | 8 | — | #3,289 |
| 1924 | 7 | — | #3,706 |
| 1922 | 8 | — | #3,431 |
| 1921 | 11 | — | #2,732 |
| 1920 | 8 | — | #3,386 |
| 1919 | 14 | — | #2,216 |
| 1918 | 11 | — | #2,639 |
| 1916 | 8 | — | #3,079 |
| 1912 | 8 | — | #1,986 |