Cat
Tennessee Rex age in human years
Enter your Tennessee Rex's age to see its human-year equivalent, life stage, and lifespan.
Frequently asked questions
How old is a Tennessee Rex in human years?+
Enter your Tennessee Rex's age in the calculator above. We use a science-based formula for cats — not the old "multiply by seven" rule — and show life stage and lifespan context with your result.
What is the average lifespan of a Tennessee Rex?+
Lifespan varies by species and care. Use the calculator above for age and life-stage context.
How do I use this Tennessee Rex age calculator?+
Pick Tennessee Rex (already selected here), enter age in years or use date of birth when available, then calculate. You'll see human-year equivalent, life stage, and how far through a typical lifespan your pet may be.
Tennessee Rex age chart
Swipe the table sideways to see all columns.
| Age | Human age | Life stage |
|---|---|---|
| 3 months | About 4 | Kitten |
| 6 months | About 10 | Kitten |
| 9 months | About 13 | Kitten |
| 1 year | About 15 | Young Adult |
| 2 years | About 24 | Young Adult |
| 3 years | About 28 | Prime |
| 4 years | About 32 | Prime |
| 5 years | About 36 | Prime |
| 6 years | About 40 | Prime |
| 7 years | About 44 | Mature |
| 8 years | About 48 | Mature |
| 9 years | About 52 | Mature |
| 10 years | About 56 | Senior |
| 11 years | About 60 | Senior |
| 12 years | About 64 | Senior |
| 13 years | About 68 | Senior |
| 14 years | About 72 | Senior |
| 15 years | About 76 | Geriatric |
| 16 years | About 80 | Geriatric |
| 17 years | About 84 | Geriatric |
| 18 years | About 88 | Geriatric |
| 19 years | About 92 | Geriatric |
| 20 years | About 96 | Geriatric |
This chart is a general estimate. Real aging varies with genetics, weight, health, diet, and veterinary care.
